1801195221

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{617059}}^1$

素因数の和:617208

約数の個数: 16

約数和(自身を含む): 2764428800

約数和(自身を除く): 963233579

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 617059, 1851177, 4319413, 12958239, 85771201, 257313603, 600398407, 1801195221]

約数ペア:

[(1, 1801195221), (3, 600398407), (7, 257313603), (21, 85771201), (139, 12958239), (417, 4319413), (973, 1851177), (2919, 617059)]