218264228

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{85661}}^1$

素因数の和:85692

約数の個数: 36

約数和(自身を含む): 478507932

約数和(自身を除く): 260243704

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 85661, 171322, 342644, 599627, 1113593, 1199254, 2227186, 2398508, 4197389, 4454372, 7795151, 8394778, 15590302, 16789556, 31180604, 54566057, 109132114, 218264228]

約数ペア:

[(1, 218264228), (2, 109132114), (4, 54566057), (7, 31180604), (13, 16789556), (14, 15590302), (26, 8394778), (28, 7795151), (49, 4454372), (52, 4197389), (91, 2398508), (98, 2227186), (182, 1199254), (196, 1113593), (364, 599627), (637, 342644), (1274, 171322), (2548, 85661)]