15956512

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:362

約数の個数: 72

約数和(自身を含む): 37303308

約数和(自身を除く): 21346796

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 317, 352, 416, 484, 572, 634, 968, 1144, 1268, 1573, 1936, 2288, 2536, 3146, 3487, 3872, 4121, 4576, 5072, 6292, 6974, 8242, 10144, 12584, 13948, 16484, 25168, 27896, 32968, 38357, 45331, 50336, 55792, 65936, 76714, 90662, 111584, 131872, 153428, 181324, 306856, 362648, 498641, 613712, 725296, 997282, 1227424, 1450592, 1994564, 3989128, 7978256, 15956512]

約数ペア:

[(1, 15956512), (2, 7978256), (4, 3989128), (8, 1994564), (11, 1450592), (13, 1227424), (16, 997282), (22, 725296), (26, 613712), (32, 498641), (44, 362648), (52, 306856), (88, 181324), (104, 153428), (121, 131872), (143, 111584), (176, 90662), (208, 76714), (242, 65936), (286, 55792), (317, 50336), (352, 45331), (416, 38357), (484, 32968), (572, 27896), (634, 25168), (968, 16484), (1144, 13948), (1268, 12584), (1573, 10144), (1936, 8242), (2288, 6974), (2536, 6292), (3146, 5072), (3487, 4576), (3872, 4121)]