216504421

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{1951}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 251854848

約数和(自身を除く): 35350427

約数列:

[1, 7, 83, 191, 581, 1337, 1951, 13657, 15853, 110971, 161933, 372641, 1133531, 2608487, 30929203, 216504421]

約数ペア:

[(1, 216504421), (7, 30929203), (83, 2608487), (191, 1133531), (581, 372641), (1337, 161933), (1951, 110971), (13657, 15853)]