213472610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{44381}}^1$

素因数の和:44438

約数の個数: 32

約数和(自身を含む): 425002032

約数和(自身を除く): 211529422

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 44381, 88762, 221905, 443810, 576953, 1153906, 1642097, 2884765, 3284194, 5769530, 8210485, 16420970, 21347261, 42694522, 106736305, 213472610]

約数ペア:

[(1, 213472610), (2, 106736305), (5, 42694522), (10, 21347261), (13, 16420970), (26, 8210485), (37, 5769530), (65, 3284194), (74, 2884765), (130, 1642097), (185, 1153906), (370, 576953), (481, 443810), (962, 221905), (2405, 88762), (4810, 44381)]