890229705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{28657}}^1$

素因数の和:28793

約数の個数: 32

約数和(自身を含む): 1513142400

約数和(自身を除く): 622912695

約数列:

[1, 3, 5, 15, 19, 57, 95, 109, 285, 327, 545, 1635, 2071, 6213, 10355, 28657, 31065, 85971, 143285, 429855, 544483, 1633449, 2722415, 3123613, 8167245, 9370839, 15618065, 46854195, 59348647, 178045941, 296743235, 890229705]

約数ペア:

[(1, 890229705), (3, 296743235), (5, 178045941), (15, 59348647), (19, 46854195), (57, 15618065), (95, 9370839), (109, 8167245), (285, 3123613), (327, 2722415), (545, 1633449), (1635, 544483), (2071, 429855), (6213, 143285), (10355, 85971), (28657, 31065)]