219778866

素因数分解:

$2^1\times 3^3\times {\mathrm{211}}^1\times {\mathrm{19289}}^1$

素因数の和:19511

約数の個数: 32

約数和(自身を含む): 490737600

約数和(自身を除く): 270958734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 211, 422, 633, 1266, 1899, 3798, 5697, 11394, 19289, 38578, 57867, 115734, 173601, 347202, 520803, 1041606, 4069979, 8139958, 12209937, 24419874, 36629811, 73259622, 109889433, 219778866]

約数ペア:

[(1, 219778866), (2, 109889433), (3, 73259622), (6, 36629811), (9, 24419874), (18, 12209937), (27, 8139958), (54, 4069979), (211, 1041606), (422, 520803), (633, 347202), (1266, 173601), (1899, 115734), (3798, 57867), (5697, 38578), (11394, 19289)]