28811772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2399

約数の個数: 72

約数和(自身を含む): 82048512

約数和(自身を除く): 53236740

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 2046, 2347, 3069, 4092, 4694, 6138, 7041, 9388, 12276, 14082, 21123, 25817, 28164, 42246, 51634, 72757, 77451, 84492, 103268, 145514, 154902, 218271, 232353, 291028, 309804, 436542, 464706, 654813, 800327, 873084, 929412, 1309626, 1600654, 2400981, 2619252, 3201308, 4801962, 7202943, 9603924, 14405886, 28811772]

約数ペア:

[(1, 28811772), (2, 14405886), (3, 9603924), (4, 7202943), (6, 4801962), (9, 3201308), (11, 2619252), (12, 2400981), (18, 1600654), (22, 1309626), (31, 929412), (33, 873084), (36, 800327), (44, 654813), (62, 464706), (66, 436542), (93, 309804), (99, 291028), (124, 232353), (132, 218271), (186, 154902), (198, 145514), (279, 103268), (341, 84492), (372, 77451), (396, 72757), (558, 51634), (682, 42246), (1023, 28164), (1116, 25817), (1364, 21123), (2046, 14082), (2347, 12276), (3069, 9388), (4092, 7041), (4694, 6138)]