9973911

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 13672800

約数和(自身を除く): 3698889

約数列:

[1, 3, 53, 149, 159, 421, 447, 1263, 7897, 22313, 23691, 62729, 66939, 188187, 3324637, 9973911]

約数ペア:

[(1, 9973911), (3, 3324637), (53, 188187), (149, 66939), (159, 62729), (421, 23691), (447, 22313), (1263, 7897)]