630895149

素因数分解:

$3^4\times {\mathrm{379}}^1\times {\mathrm{20551}}^1$

素因数の和:20942

約数の個数: 20

約数和(自身を含む): 944980960

約数和(自身を除く): 314085811

約数列:

[1, 3, 9, 27, 81, 379, 1137, 3411, 10233, 20551, 30699, 61653, 184959, 554877, 1664631, 7788829, 23366487, 70099461, 210298383, 630895149]

約数ペア:

[(1, 630895149), (3, 210298383), (9, 70099461), (27, 23366487), (81, 7788829), (379, 1664631), (1137, 554877), (3411, 184959), (10233, 61653), (20551, 30699)]