71845839

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2591}}^1$

素因数の和:2692

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 44275761

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 237, 351, 711, 1027, 2133, 2591, 3081, 7773, 9243, 23319, 27729, 33683, 69957, 101049, 204689, 303147, 614067, 909441, 1842201, 2660957, 5526603, 7982871, 23948613, 71845839]

約数ペア:

[(1, 71845839), (3, 23948613), (9, 7982871), (13, 5526603), (27, 2660957), (39, 1842201), (79, 909441), (117, 614067), (237, 303147), (351, 204689), (711, 101049), (1027, 69957), (2133, 33683), (2591, 27729), (3081, 23319), (7773, 9243)]