42497416

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 93533130

約数和(自身を除く): 51035714

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 169, 172, 221, 338, 344, 442, 559, 676, 731, 884, 1118, 1352, 1462, 1768, 1849, 2236, 2873, 2924, 3698, 4472, 5746, 5848, 7267, 7396, 9503, 11492, 14534, 14792, 19006, 22984, 24037, 29068, 31433, 38012, 48074, 58136, 62866, 76024, 96148, 123539, 125732, 192296, 247078, 251464, 312481, 408629, 494156, 624962, 817258, 988312, 1249924, 1634516, 2499848, 3269032, 5312177, 10624354, 21248708, 42497416]

約数ペア:

[(1, 42497416), (2, 21248708), (4, 10624354), (8, 5312177), (13, 3269032), (17, 2499848), (26, 1634516), (34, 1249924), (43, 988312), (52, 817258), (68, 624962), (86, 494156), (104, 408629), (136, 312481), (169, 251464), (172, 247078), (221, 192296), (338, 125732), (344, 123539), (442, 96148), (559, 76024), (676, 62866), (731, 58136), (884, 48074), (1118, 38012), (1352, 31433), (1462, 29068), (1768, 24037), (1849, 22984), (2236, 19006), (2873, 14792), (2924, 14534), (3698, 11492), (4472, 9503), (5746, 7396), (5848, 7267)]