28347156

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 74299680

約数和(自身を除く): 45952524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 83, 106, 159, 166, 179, 212, 249, 318, 332, 358, 477, 498, 537, 636, 716, 747, 954, 996, 1074, 1494, 1611, 1908, 2148, 2988, 3222, 4399, 6444, 8798, 9487, 13197, 14857, 17596, 18974, 26394, 28461, 29714, 37948, 39591, 44571, 52788, 56922, 59428, 79182, 85383, 89142, 113844, 133713, 158364, 170766, 178284, 267426, 341532, 534852, 787421, 1574842, 2362263, 3149684, 4724526, 7086789, 9449052, 14173578, 28347156]

約数ペア:

[(1, 28347156), (2, 14173578), (3, 9449052), (4, 7086789), (6, 4724526), (9, 3149684), (12, 2362263), (18, 1574842), (36, 787421), (53, 534852), (83, 341532), (106, 267426), (159, 178284), (166, 170766), (179, 158364), (212, 133713), (249, 113844), (318, 89142), (332, 85383), (358, 79182), (477, 59428), (498, 56922), (537, 52788), (636, 44571), (716, 39591), (747, 37948), (954, 29714), (996, 28461), (1074, 26394), (1494, 18974), (1611, 17596), (1908, 14857), (2148, 13197), (2988, 9487), (3222, 8798), (4399, 6444)]