489778866

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{221219}}^1$

素因数の和:221271

約数の個数: 32

約数和(自身を含む): 1114948800

約数和(自身を除く): 625169934

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 221219, 442438, 663657, 1327314, 1990971, 3981942, 5972913, 9069979, 11945826, 18139958, 27209937, 54419874, 81629811, 163259622, 244889433, 489778866]

約数ペア:

[(1, 489778866), (2, 244889433), (3, 163259622), (6, 81629811), (9, 54419874), (18, 27209937), (27, 18139958), (41, 11945826), (54, 9069979), (82, 5972913), (123, 3981942), (246, 1990971), (369, 1327314), (738, 663657), (1107, 442438), (2214, 221219)]