22128885

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 41034240

約数和(自身を除く): 18905355

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 547, 899, 1305, 1395, 1641, 2697, 2735, 4495, 4923, 8091, 8205, 13485, 15863, 16957, 24615, 40455, 47589, 50871, 79315, 84785, 142767, 152613, 237945, 254355, 491753, 713835, 763065, 1475259, 2458765, 4425777, 7376295, 22128885]

約数ペア:

[(1, 22128885), (3, 7376295), (5, 4425777), (9, 2458765), (15, 1475259), (29, 763065), (31, 713835), (45, 491753), (87, 254355), (93, 237945), (145, 152613), (155, 142767), (261, 84785), (279, 79315), (435, 50871), (465, 47589), (547, 40455), (899, 24615), (1305, 16957), (1395, 15863), (1641, 13485), (2697, 8205), (2735, 8091), (4495, 4923)]