47881405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 68076288

約数和(自身を除く): 20194883

約数列:

[1, 5, 11, 13, 55, 65, 143, 167, 401, 715, 835, 1837, 2005, 2171, 4411, 5213, 9185, 10855, 22055, 23881, 26065, 57343, 66967, 119405, 286715, 334835, 736637, 870571, 3683185, 4352855, 9576281, 47881405]

約数ペア:

[(1, 47881405), (5, 9576281), (11, 4352855), (13, 3683185), (55, 870571), (65, 736637), (143, 334835), (167, 286715), (401, 119405), (715, 66967), (835, 57343), (1837, 26065), (2005, 23881), (2171, 22055), (4411, 10855), (5213, 9185)]