201855105

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 374169600

約数和(自身を除く): 172314495

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 139, 155, 279, 347, 417, 465, 695, 837, 1041, 1251, 1395, 1735, 2085, 3123, 3753, 4185, 4309, 5205, 6255, 9369, 10757, 12927, 15615, 18765, 21545, 32271, 38781, 46845, 48233, 53785, 64635, 96813, 116343, 144699, 161355, 193905, 241165, 290439, 434097, 484065, 581715, 723495, 1302291, 1452195, 1495223, 2170485, 4485669, 6511455, 7476115, 13457007, 22428345, 40371021, 67285035, 201855105]

約数ペア:

[(1, 201855105), (3, 67285035), (5, 40371021), (9, 22428345), (15, 13457007), (27, 7476115), (31, 6511455), (45, 4485669), (93, 2170485), (135, 1495223), (139, 1452195), (155, 1302291), (279, 723495), (347, 581715), (417, 484065), (465, 434097), (695, 290439), (837, 241165), (1041, 193905), (1251, 161355), (1395, 144699), (1735, 116343), (2085, 96813), (3123, 64635), (3753, 53785), (4185, 48233), (4309, 46845), (5205, 38781), (6255, 32271), (9369, 21545), (10757, 18765), (12927, 15615)]