61931947

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 80087040

約数和(自身を除く): 18155093

約数列:

[1, 7, 11, 47, 77, 109, 157, 329, 517, 763, 1099, 1199, 1727, 3619, 5123, 7379, 8393, 12089, 17113, 35861, 51653, 56353, 81169, 119791, 188243, 394471, 568183, 804311, 1317701, 5630177, 8847421, 61931947]

約数ペア:

[(1, 61931947), (7, 8847421), (11, 5630177), (47, 1317701), (77, 804311), (109, 568183), (157, 394471), (329, 188243), (517, 119791), (763, 81169), (1099, 56353), (1199, 51653), (1727, 35861), (3619, 17113), (5123, 12089), (7379, 8393)]