211853668

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{3967}}^1$

素因数の和:4076

約数の個数: 36

約数和(自身を含む): 406640640

約数和(自身を除く): 194786972

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 169, 316, 338, 676, 1027, 2054, 3967, 4108, 7934, 13351, 15868, 26702, 51571, 53404, 103142, 206284, 313393, 626786, 670423, 1253572, 1340846, 2681692, 4074109, 8148218, 16296436, 52963417, 105926834, 211853668]

約数ペア:

[(1, 211853668), (2, 105926834), (4, 52963417), (13, 16296436), (26, 8148218), (52, 4074109), (79, 2681692), (158, 1340846), (169, 1253572), (316, 670423), (338, 626786), (676, 313393), (1027, 206284), (2054, 103142), (3967, 53404), (4108, 51571), (7934, 26702), (13351, 15868)]