9872457

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 16051200

約数和(自身を除く): 6178743

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 227, 327, 399, 681, 763, 1589, 2071, 2289, 4313, 4767, 6213, 12939, 14497, 24743, 30191, 43491, 74229, 90573, 173201, 470117, 519603, 1410351, 3290819, 9872457]

約数ペア:

[(1, 9872457), (3, 3290819), (7, 1410351), (19, 519603), (21, 470117), (57, 173201), (109, 90573), (133, 74229), (227, 43491), (327, 30191), (399, 24743), (681, 14497), (763, 12939), (1589, 6213), (2071, 4767), (2289, 4313)]