307588491

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{72871}}^1$

素因数の和:72951

約数の個数: 24

約数和(自身を含む): 515350784

約数和(自身を除く): 207762293

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 72871, 218613, 510097, 655839, 1530291, 4590873, 4882357, 14647071, 34176499, 43941213, 102529497, 307588491]

約数ペア:

[(1, 307588491), (3, 102529497), (7, 43941213), (9, 34176499), (21, 14647071), (63, 4882357), (67, 4590873), (201, 1530291), (469, 655839), (603, 510097), (1407, 218613), (4221, 72871)]