193215421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{11681}}^1$

素因数の和:11844

約数の個数: 16

約数和(自身を含む): 235509120

約数和(自身を除く): 42293699

約数列:

[1, 7, 17, 119, 139, 973, 2363, 11681, 16541, 81767, 198577, 1390039, 1623659, 11365613, 27602203, 193215421]

約数ペア:

[(1, 193215421), (7, 27602203), (17, 11365613), (119, 1623659), (139, 1390039), (973, 198577), (2363, 81767), (11681, 16541)]