31512468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 80218880

約数和(自身を除く): 48706412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 237, 316, 474, 948, 1027, 2054, 2557, 3081, 4108, 5114, 6162, 7671, 10228, 12324, 15342, 30684, 33241, 66482, 99723, 132964, 199446, 202003, 398892, 404006, 606009, 808012, 1212018, 2424036, 2626039, 5252078, 7878117, 10504156, 15756234, 31512468]

約数ペア:

[(1, 31512468), (2, 15756234), (3, 10504156), (4, 7878117), (6, 5252078), (12, 2626039), (13, 2424036), (26, 1212018), (39, 808012), (52, 606009), (78, 404006), (79, 398892), (156, 202003), (158, 199446), (237, 132964), (316, 99723), (474, 66482), (948, 33241), (1027, 30684), (2054, 15342), (2557, 12324), (3081, 10228), (4108, 7671), (5114, 6162)]