2865724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 5553016

約数和(自身を除く): 2687292

約数列:

[1, 2, 4, 17, 34, 37, 67, 68, 74, 134, 148, 268, 289, 578, 629, 1139, 1156, 1258, 2278, 2479, 2516, 4556, 4958, 9916, 10693, 19363, 21386, 38726, 42143, 42772, 77452, 84286, 168572, 716431, 1432862, 2865724]

約数ペア:

[(1, 2865724), (2, 1432862), (4, 716431), (17, 168572), (34, 84286), (37, 77452), (67, 42772), (68, 42143), (74, 38726), (134, 21386), (148, 19363), (268, 10693), (289, 9916), (578, 4958), (629, 4556), (1139, 2516), (1156, 2479), (1258, 2278)]