318961531

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2936

約数の個数: 32

約数和(自身を含む): 414720000

約数和(自身を除く): 95758469

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 343, 833, 931, 2261, 2879, 5831, 6517, 15827, 20153, 48943, 54701, 110789, 141071, 342601, 382907, 929917, 987497, 2398207, 2680349, 6509419, 16787449, 18762443, 45565933, 318961531]

約数ペア:

[(1, 318961531), (7, 45565933), (17, 18762443), (19, 16787449), (49, 6509419), (119, 2680349), (133, 2398207), (323, 987497), (343, 929917), (833, 382907), (931, 342601), (2261, 141071), (2879, 110789), (5831, 54701), (6517, 48943), (15827, 20153)]