218699145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1657}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 434528640

約数和(自身を除く): 215829495

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 419, 1257, 1657, 2095, 2933, 3771, 4971, 6285, 8285, 8799, 11599, 14665, 14913, 18855, 24855, 26397, 34797, 43995, 57995, 74565, 104391, 131985, 173985, 521955, 694283, 2082849, 3471415, 4859981, 6248547, 10414245, 14579943, 24299905, 31242735, 43739829, 72899715, 218699145]

約数ペア:

[(1, 218699145), (3, 72899715), (5, 43739829), (7, 31242735), (9, 24299905), (15, 14579943), (21, 10414245), (35, 6248547), (45, 4859981), (63, 3471415), (105, 2082849), (315, 694283), (419, 521955), (1257, 173985), (1657, 131985), (2095, 104391), (2933, 74565), (3771, 57995), (4971, 43995), (6285, 34797), (8285, 26397), (8799, 24855), (11599, 18855), (14665, 14913)]