127891374

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1$

素因数の和:2321

約数の個数: 64

約数和(自身を含む): 298577664

約数和(自身を除く): 170686290

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 78, 86, 102, 129, 221, 258, 442, 559, 663, 731, 1118, 1326, 1462, 1677, 2193, 2243, 3354, 4386, 4486, 6729, 9503, 13458, 19006, 28509, 29159, 38131, 57018, 58318, 76262, 87477, 96449, 114393, 174954, 192898, 228786, 289347, 495703, 578694, 991406, 1253837, 1487109, 1639633, 2507674, 2974218, 3279266, 3761511, 4918899, 7523022, 9837798, 21315229, 42630458, 63945687, 127891374]

約数ペア:

[(1, 127891374), (2, 63945687), (3, 42630458), (6, 21315229), (13, 9837798), (17, 7523022), (26, 4918899), (34, 3761511), (39, 3279266), (43, 2974218), (51, 2507674), (78, 1639633), (86, 1487109), (102, 1253837), (129, 991406), (221, 578694), (258, 495703), (442, 289347), (559, 228786), (663, 192898), (731, 174954), (1118, 114393), (1326, 96449), (1462, 87477), (1677, 76262), (2193, 58318), (2243, 57018), (3354, 38131), (4386, 29159), (4486, 28509), (6729, 19006), (9503, 13458)]