1871180072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 3762728640

約数和(自身を除く): 1891548568

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 211, 331, 394, 422, 662, 788, 844, 1324, 1576, 1688, 2648, 3349, 3587, 5627, 6698, 7174, 11254, 13396, 14348, 22508, 26792, 28696, 41567, 45016, 65207, 69841, 83134, 130414, 139682, 166268, 260828, 279364, 332536, 521656, 558728, 706639, 1108519, 1187297, 1413278, 2217038, 2374594, 2826556, 4434076, 4749188, 5653112, 8868152, 9498376, 13758677, 27517354, 55034708, 110069416, 233897509, 467795018, 935590036, 1871180072]

約数ペア:

[(1, 1871180072), (2, 935590036), (4, 467795018), (8, 233897509), (17, 110069416), (34, 55034708), (68, 27517354), (136, 13758677), (197, 9498376), (211, 8868152), (331, 5653112), (394, 4749188), (422, 4434076), (662, 2826556), (788, 2374594), (844, 2217038), (1324, 1413278), (1576, 1187297), (1688, 1108519), (2648, 706639), (3349, 558728), (3587, 521656), (5627, 332536), (6698, 279364), (7174, 260828), (11254, 166268), (13396, 139682), (14348, 130414), (22508, 83134), (26792, 69841), (28696, 65207), (41567, 45016)]