231513828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1042

約数の個数: 144

約数和(自身を含む): 699277824

約数和(自身を除く): 467763996

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 364, 372, 403, 434, 546, 588, 637, 651, 806, 868, 977, 1092, 1209, 1274, 1302, 1519, 1612, 1911, 1954, 2418, 2548, 2604, 2821, 2931, 3038, 3822, 3908, 4557, 4836, 5642, 5862, 6076, 6839, 7644, 8463, 9114, 11284, 11724, 12701, 13678, 16926, 18228, 19747, 20517, 25402, 27356, 30287, 33852, 38103, 39494, 41034, 47873, 50804, 59241, 60574, 76206, 78988, 82068, 88907, 90861, 95746, 118482, 121148, 143619, 152412, 177814, 181722, 191492, 212009, 236964, 266721, 287238, 355628, 363444, 393731, 424018, 533442, 574476, 622349, 636027, 787462, 848036, 1066884, 1181193, 1244698, 1272054, 1484063, 1574924, 1867047, 2362386, 2489396, 2544108, 2756117, 2968126, 3734094, 4452189, 4724772, 5512234, 5936252, 7468188, 8268351, 8904378, 11024468, 16536702, 17808756, 19292819, 33073404, 38585638, 57878457, 77171276, 115756914, 231513828]

約数ペア:

[(1, 231513828), (2, 115756914), (3, 77171276), (4, 57878457), (6, 38585638), (7, 33073404), (12, 19292819), (13, 17808756), (14, 16536702), (21, 11024468), (26, 8904378), (28, 8268351), (31, 7468188), (39, 5936252), (42, 5512234), (49, 4724772), (52, 4452189), (62, 3734094), (78, 2968126), (84, 2756117), (91, 2544108), (93, 2489396), (98, 2362386), (124, 1867047), (147, 1574924), (156, 1484063), (182, 1272054), (186, 1244698), (196, 1181193), (217, 1066884), (273, 848036), (294, 787462), (364, 636027), (372, 622349), (403, 574476), (434, 533442), (546, 424018), (588, 393731), (637, 363444), (651, 355628), (806, 287238), (868, 266721), (977, 236964), (1092, 212009), (1209, 191492), (1274, 181722), (1302, 177814), (1519, 152412), (1612, 143619), (1911, 121148), (1954, 118482), (2418, 95746), (2548, 90861), (2604, 88907), (2821, 82068), (2931, 78988), (3038, 76206), (3822, 60574), (3908, 59241), (4557, 50804), (4836, 47873), (5642, 41034), (5862, 39494), (6076, 38103), (6839, 33852), (7644, 30287), (8463, 27356), (9114, 25402), (11284, 20517), (11724, 19747), (12701, 18228), (13678, 16926)]