28286964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 75479040

約数和(自身を除く): 47192076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 127, 138, 207, 254, 269, 276, 381, 414, 508, 538, 762, 807, 828, 1076, 1143, 1524, 1614, 2286, 2421, 2921, 3228, 4572, 4842, 5842, 6187, 8763, 9684, 11684, 12374, 17526, 18561, 24748, 26289, 34163, 35052, 37122, 52578, 55683, 68326, 74244, 102489, 105156, 111366, 136652, 204978, 222732, 307467, 409956, 614934, 785749, 1229868, 1571498, 2357247, 3142996, 4714494, 7071741, 9428988, 14143482, 28286964]

約数ペア:

[(1, 28286964), (2, 14143482), (3, 9428988), (4, 7071741), (6, 4714494), (9, 3142996), (12, 2357247), (18, 1571498), (23, 1229868), (36, 785749), (46, 614934), (69, 409956), (92, 307467), (127, 222732), (138, 204978), (207, 136652), (254, 111366), (269, 105156), (276, 102489), (381, 74244), (414, 68326), (508, 55683), (538, 52578), (762, 37122), (807, 35052), (828, 34163), (1076, 26289), (1143, 24748), (1524, 18561), (1614, 17526), (2286, 12374), (2421, 11684), (2921, 9684), (3228, 8763), (4572, 6187), (4842, 5842)]