71215199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 85100544

約数和(自身を除く): 13885345

約数列:

[1, 11, 23, 47, 53, 113, 253, 517, 583, 1081, 1219, 1243, 2491, 2599, 5311, 5989, 11891, 13409, 27401, 28589, 57293, 58421, 65879, 122153, 137747, 281483, 630223, 1343683, 1515217, 3096313, 6474109, 71215199]

約数ペア:

[(1, 71215199), (11, 6474109), (23, 3096313), (47, 1515217), (53, 1343683), (113, 630223), (253, 281483), (517, 137747), (583, 122153), (1081, 65879), (1219, 58421), (1243, 57293), (2491, 28589), (2599, 27401), (5311, 13409), (5989, 11891)]