71386289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 79968000

約数和(自身を除く): 8581711

約数列:

[1, 13, 41, 67, 533, 871, 1999, 2747, 25987, 35711, 81959, 133933, 1065467, 1741129, 5491253, 71386289]

約数ペア:

[(1, 71386289), (13, 5491253), (41, 1741129), (67, 1065467), (533, 133933), (871, 81959), (1999, 35711), (2747, 25987)]