291285176

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12907}}^1$

素因数の和:12964

約数の個数: 64

約数和(自身を含む): 693934080

約数和(自身を除く): 402648904

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 12907, 22568, 25814, 51628, 90349, 103256, 167791, 180698, 335582, 361396, 400117, 671164, 722792, 800234, 1174537, 1342328, 1600468, 2349074, 2800819, 3200936, 4698148, 5201521, 5601638, 9396296, 10403042, 11203276, 20806084, 22406552, 36410647, 41612168, 72821294, 145642588, 291285176]

約数ペア:

[(1, 291285176), (2, 145642588), (4, 72821294), (7, 41612168), (8, 36410647), (13, 22406552), (14, 20806084), (26, 11203276), (28, 10403042), (31, 9396296), (52, 5601638), (56, 5201521), (62, 4698148), (91, 3200936), (104, 2800819), (124, 2349074), (182, 1600468), (217, 1342328), (248, 1174537), (364, 800234), (403, 722792), (434, 671164), (728, 400117), (806, 361396), (868, 335582), (1612, 180698), (1736, 167791), (2821, 103256), (3224, 90349), (5642, 51628), (11284, 25814), (12907, 22568)]