17706921

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4051}}^1$

素因数の和:4132

約数の個数: 16

約数和(自身を含む): 24895488

約数和(自身を除く): 7188567

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4051, 4371, 12153, 125581, 190397, 376743, 571191, 5902307, 17706921]

約数ペア:

[(1, 17706921), (3, 5902307), (31, 571191), (47, 376743), (93, 190397), (141, 125581), (1457, 12153), (4051, 4371)]