641880596

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{20341}}^1$

素因数の和:20389

約数の個数: 48

約数和(自身を含む): 1366982400

約数和(自身を除く): 725101804

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 4508, 7889, 15778, 20341, 31556, 40682, 81364, 142387, 284774, 467843, 569548, 935686, 996709, 1871372, 1993418, 3274901, 3986836, 6549802, 6976963, 13099604, 13953926, 22924307, 27907852, 45848614, 91697228, 160470149, 320940298, 641880596]

約数ペア:

[(1, 641880596), (2, 320940298), (4, 160470149), (7, 91697228), (14, 45848614), (23, 27907852), (28, 22924307), (46, 13953926), (49, 13099604), (92, 6976963), (98, 6549802), (161, 3986836), (196, 3274901), (322, 1993418), (343, 1871372), (644, 996709), (686, 935686), (1127, 569548), (1372, 467843), (2254, 284774), (4508, 142387), (7889, 81364), (15778, 40682), (20341, 31556)]