31039476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{198971}}^1$

素因数の和:198991

約数の個数: 24

約数和(自身を含む): 77997024

約数和(自身を除く): 46957548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 198971, 397942, 596913, 795884, 1193826, 2387652, 2586623, 5173246, 7759869, 10346492, 15519738, 31039476]

約数ペア:

[(1, 31039476), (2, 15519738), (3, 10346492), (4, 7759869), (6, 5173246), (12, 2586623), (13, 2387652), (26, 1193826), (39, 795884), (52, 596913), (78, 397942), (156, 198971)]