211674855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2969}}^1$

素因数の和:3088

約数の個数: 48

約数和(自身を含む): 398170080

約数和(自身を除く): 186495225

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 97, 105, 147, 245, 291, 485, 679, 735, 1455, 2037, 2969, 3395, 4753, 8907, 10185, 14259, 14845, 20783, 23765, 44535, 62349, 71295, 103915, 145481, 287993, 311745, 436443, 727405, 863979, 1439965, 2015951, 2182215, 4319895, 6047853, 10079755, 14111657, 30239265, 42334971, 70558285, 211674855]

約数ペア:

[(1, 211674855), (3, 70558285), (5, 42334971), (7, 30239265), (15, 14111657), (21, 10079755), (35, 6047853), (49, 4319895), (97, 2182215), (105, 2015951), (147, 1439965), (245, 863979), (291, 727405), (485, 436443), (679, 311745), (735, 287993), (1455, 145481), (2037, 103915), (2969, 71295), (3395, 62349), (4753, 44535), (8907, 23765), (10185, 20783), (14259, 14845)]