641142

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 1474560

約数和(自身を除く): 833418

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 383, 558, 766, 837, 1149, 1674, 2298, 3447, 6894, 10341, 11873, 20682, 23746, 35619, 71238, 106857, 213714, 320571, 641142]

約数ペア:

[(1, 641142), (2, 320571), (3, 213714), (6, 106857), (9, 71238), (18, 35619), (27, 23746), (31, 20682), (54, 11873), (62, 10341), (93, 6894), (186, 3447), (279, 2298), (383, 1674), (558, 1149), (766, 837)]