255900051

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 414011520

約数和(自身を除く): 158111469

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 193, 227, 531, 579, 649, 681, 1737, 1947, 2043, 2123, 2497, 5841, 6369, 7491, 11387, 13393, 19107, 22473, 34161, 40179, 43811, 102483, 120537, 125257, 131433, 147323, 375771, 394299, 441969, 481921, 1127313, 1325907, 1445763, 2584849, 4337289, 7754547, 23263641, 28433339, 85300017, 255900051]

約数ペア:

[(1, 255900051), (3, 85300017), (9, 28433339), (11, 23263641), (33, 7754547), (59, 4337289), (99, 2584849), (177, 1445763), (193, 1325907), (227, 1127313), (531, 481921), (579, 441969), (649, 394299), (681, 375771), (1737, 147323), (1947, 131433), (2043, 125257), (2123, 120537), (2497, 102483), (5841, 43811), (6369, 40179), (7491, 34161), (11387, 22473), (13393, 19107)]