6981642

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1382

約数の個数: 24

約数和(自身を含む): 15180516

約数和(自身を除く): 8198874

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 977, 1191, 1954, 2382, 2931, 3573, 5862, 7146, 8793, 17586, 387869, 775738, 1163607, 2327214, 3490821, 6981642]

約数ペア:

[(1, 6981642), (2, 3490821), (3, 2327214), (6, 1163607), (9, 775738), (18, 387869), (397, 17586), (794, 8793), (977, 7146), (1191, 5862), (1954, 3573), (2382, 2931)]