207216790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1213}}^1\times {\mathrm{1553}}^1$

素因数の和:2784

約数の個数: 32

約数和(自身を含む): 407496096

約数和(自身を除く): 200279306

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1213, 1553, 2426, 3106, 6065, 7765, 12130, 13343, 15530, 17083, 26686, 34166, 66715, 85415, 133430, 170830, 1883789, 3767578, 9418945, 18837890, 20721679, 41443358, 103608395, 207216790]

約数ペア:

[(1, 207216790), (2, 103608395), (5, 41443358), (10, 20721679), (11, 18837890), (22, 9418945), (55, 3767578), (110, 1883789), (1213, 170830), (1553, 133430), (2426, 85415), (3106, 66715), (6065, 34166), (7765, 26686), (12130, 17083), (13343, 15530)]