13438203

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 18385920

約数和(自身を除く): 4947717

約数列:

[1, 3, 53, 159, 223, 379, 669, 1137, 11819, 20087, 35457, 60261, 84517, 253551, 4479401, 13438203]

約数ペア:

[(1, 13438203), (3, 4479401), (53, 253551), (159, 84517), (223, 60261), (379, 35457), (669, 20087), (1137, 11819)]