17915898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 50964480

約数和(自身を除く): 33048582

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 19, 21, 22, 26, 33, 38, 39, 42, 57, 66, 77, 78, 91, 114, 133, 143, 154, 157, 182, 209, 231, 247, 266, 273, 286, 314, 399, 418, 429, 462, 471, 494, 546, 627, 741, 798, 858, 942, 1001, 1099, 1254, 1463, 1482, 1727, 1729, 2002, 2041, 2198, 2717, 2926, 2983, 3003, 3297, 3454, 3458, 4082, 4389, 5181, 5187, 5434, 5966, 6006, 6123, 6594, 8151, 8778, 8949, 10362, 10374, 12089, 12246, 14287, 16302, 17898, 19019, 20881, 22451, 24178, 28574, 32813, 36267, 38038, 38779, 41762, 42861, 44902, 57057, 62643, 65626, 67353, 72534, 77558, 85722, 98439, 114114, 116337, 125286, 134706, 157157, 196878, 229691, 232674, 271453, 314314, 426569, 459382, 471471, 542906, 689073, 814359, 853138, 942942, 1279707, 1378146, 1628718, 2559414, 2985983, 5971966, 8957949, 17915898]

約数ペア:

[(1, 17915898), (2, 8957949), (3, 5971966), (6, 2985983), (7, 2559414), (11, 1628718), (13, 1378146), (14, 1279707), (19, 942942), (21, 853138), (22, 814359), (26, 689073), (33, 542906), (38, 471471), (39, 459382), (42, 426569), (57, 314314), (66, 271453), (77, 232674), (78, 229691), (91, 196878), (114, 157157), (133, 134706), (143, 125286), (154, 116337), (157, 114114), (182, 98439), (209, 85722), (231, 77558), (247, 72534), (266, 67353), (273, 65626), (286, 62643), (314, 57057), (399, 44902), (418, 42861), (429, 41762), (462, 38779), (471, 38038), (494, 36267), (546, 32813), (627, 28574), (741, 24178), (798, 22451), (858, 20881), (942, 19019), (1001, 17898), (1099, 16302), (1254, 14287), (1463, 12246), (1482, 12089), (1727, 10374), (1729, 10362), (2002, 8949), (2041, 8778), (2198, 8151), (2717, 6594), (2926, 6123), (2983, 6006), (3003, 5966), (3297, 5434), (3454, 5187), (3458, 5181), (4082, 4389)]