28904964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 78561504

約数和(自身を除く): 49656540

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 121, 132, 187, 204, 242, 363, 374, 484, 561, 726, 748, 1122, 1171, 1452, 2057, 2244, 2342, 3513, 4114, 4684, 6171, 7026, 8228, 12342, 12881, 14052, 19907, 24684, 25762, 38643, 39814, 51524, 59721, 77286, 79628, 119442, 141691, 154572, 218977, 238884, 283382, 425073, 437954, 566764, 656931, 850146, 875908, 1313862, 1700292, 2408747, 2627724, 4817494, 7226241, 9634988, 14452482, 28904964]

約数ペア:

[(1, 28904964), (2, 14452482), (3, 9634988), (4, 7226241), (6, 4817494), (11, 2627724), (12, 2408747), (17, 1700292), (22, 1313862), (33, 875908), (34, 850146), (44, 656931), (51, 566764), (66, 437954), (68, 425073), (102, 283382), (121, 238884), (132, 218977), (187, 154572), (204, 141691), (242, 119442), (363, 79628), (374, 77286), (484, 59721), (561, 51524), (726, 39814), (748, 38643), (1122, 25762), (1171, 24684), (1452, 19907), (2057, 14052), (2244, 12881), (2342, 12342), (3513, 8228), (4114, 7026), (4684, 6171)]