53537421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 86732800

約数和(自身を除く): 33195379

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 1231, 2071, 2289, 3693, 6213, 8617, 14497, 23389, 25851, 43491, 70167, 134179, 163723, 402537, 491169, 939253, 2549401, 2817759, 7648203, 17845807, 53537421]

約数ペア:

[(1, 53537421), (3, 17845807), (7, 7648203), (19, 2817759), (21, 2549401), (57, 939253), (109, 491169), (133, 402537), (327, 163723), (399, 134179), (763, 70167), (1231, 43491), (2071, 25851), (2289, 23389), (3693, 14497), (6213, 8617)]