209911374

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{147617}}^1$

素因数の和:147704

約数の個数: 24

約数和(自身を含む): 460568160

約数和(自身を除く): 250656786

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 147617, 295234, 442851, 885702, 1328553, 2657106, 11661743, 23323486, 34985229, 69970458, 104955687, 209911374]

約数ペア:

[(1, 209911374), (2, 104955687), (3, 69970458), (6, 34985229), (9, 23323486), (18, 11661743), (79, 2657106), (158, 1328553), (237, 885702), (474, 442851), (711, 295234), (1422, 147617)]