2812888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 6320160

約数和(自身を除く): 3507272

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 43, 52, 68, 74, 86, 104, 136, 148, 172, 221, 296, 344, 442, 481, 559, 629, 731, 884, 962, 1118, 1258, 1462, 1591, 1768, 1924, 2236, 2516, 2924, 3182, 3848, 4472, 5032, 5848, 6364, 8177, 9503, 12728, 16354, 19006, 20683, 27047, 32708, 38012, 41366, 54094, 65416, 76024, 82732, 108188, 165464, 216376, 351611, 703222, 1406444, 2812888]

約数ペア:

[(1, 2812888), (2, 1406444), (4, 703222), (8, 351611), (13, 216376), (17, 165464), (26, 108188), (34, 82732), (37, 76024), (43, 65416), (52, 54094), (68, 41366), (74, 38012), (86, 32708), (104, 27047), (136, 20683), (148, 19006), (172, 16354), (221, 12728), (296, 9503), (344, 8177), (442, 6364), (481, 5848), (559, 5032), (629, 4472), (731, 3848), (884, 3182), (962, 2924), (1118, 2516), (1258, 2236), (1462, 1924), (1591, 1768)]