872556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 2217600

約数和(自身を除く): 1345044

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 89, 114, 129, 172, 178, 228, 258, 267, 356, 516, 534, 817, 1068, 1634, 1691, 2451, 3268, 3382, 3827, 4902, 5073, 6764, 7654, 9804, 10146, 11481, 15308, 20292, 22962, 45924, 72713, 145426, 218139, 290852, 436278, 872556]

約数ペア:

[(1, 872556), (2, 436278), (3, 290852), (4, 218139), (6, 145426), (12, 72713), (19, 45924), (38, 22962), (43, 20292), (57, 15308), (76, 11481), (86, 10146), (89, 9804), (114, 7654), (129, 6764), (172, 5073), (178, 4902), (228, 3827), (258, 3382), (267, 3268), (356, 2451), (516, 1691), (534, 1634), (817, 1068)]