16443973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 20401920

約数和(自身を除く): 3957947

約数列:

[1, 7, 13, 91, 137, 959, 1319, 1781, 9233, 12467, 17147, 120029, 180703, 1264921, 2349139, 16443973]

約数ペア:

[(1, 16443973), (7, 2349139), (13, 1264921), (91, 180703), (137, 120029), (959, 17147), (1319, 12467), (1781, 9233)]