78757329

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 124600320

約数和(自身を除く): 45842991

約数列:

[1, 3, 7, 21, 31, 93, 217, 311, 389, 651, 933, 1167, 2177, 2723, 6531, 8169, 9641, 12059, 28923, 36177, 67487, 84413, 120979, 202461, 253239, 362937, 846853, 2540559, 3750349, 11251047, 26252443, 78757329]

約数ペア:

[(1, 78757329), (3, 26252443), (7, 11251047), (21, 3750349), (31, 2540559), (93, 846853), (217, 362937), (311, 253239), (389, 202461), (651, 120979), (933, 84413), (1167, 67487), (2177, 36177), (2723, 28923), (6531, 12059), (8169, 9641)]