621617465

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{2383}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 885703680

約数和(自身を除く): 264086215

約数列:

[1, 5, 7, 29, 35, 145, 203, 257, 1015, 1285, 1799, 2383, 7453, 8995, 11915, 16681, 37265, 52171, 69107, 83405, 260855, 345535, 483749, 612431, 2418745, 3062155, 4287017, 17760499, 21435085, 88802495, 124323493, 621617465]

約数ペア:

[(1, 621617465), (5, 124323493), (7, 88802495), (29, 21435085), (35, 17760499), (145, 4287017), (203, 3062155), (257, 2418745), (1015, 612431), (1285, 483749), (1799, 345535), (2383, 260855), (7453, 83405), (8995, 69107), (11915, 52171), (16681, 37265)]