15976870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 35957376

約数和(自身を除く): 19980506

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 97, 130, 181, 182, 194, 362, 455, 485, 679, 905, 910, 970, 1261, 1267, 1358, 1810, 2353, 2522, 2534, 3395, 4706, 6305, 6335, 6790, 8827, 11765, 12610, 12670, 16471, 17557, 17654, 23530, 32942, 35114, 44135, 82355, 87785, 88270, 122899, 164710, 175570, 228241, 245798, 456482, 614495, 1141205, 1228990, 1597687, 2282410, 3195374, 7988435, 15976870]

約数ペア:

[(1, 15976870), (2, 7988435), (5, 3195374), (7, 2282410), (10, 1597687), (13, 1228990), (14, 1141205), (26, 614495), (35, 456482), (65, 245798), (70, 228241), (91, 175570), (97, 164710), (130, 122899), (181, 88270), (182, 87785), (194, 82355), (362, 44135), (455, 35114), (485, 32942), (679, 23530), (905, 17654), (910, 17557), (970, 16471), (1261, 12670), (1267, 12610), (1358, 11765), (1810, 8827), (2353, 6790), (2522, 6335), (2534, 6305), (3395, 4706)]