1275994551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{19841}}^1$

素因数の和:19971

約数の個数: 32

約数和(自身を含む): 1960072128

約数和(自身を除く): 684077577

約数列:

[1, 3, 13, 17, 39, 51, 97, 221, 291, 663, 1261, 1649, 3783, 4947, 19841, 21437, 59523, 64311, 257933, 337297, 773799, 1011891, 1924577, 4384861, 5773731, 13154583, 25019501, 32717809, 75058503, 98153427, 425331517, 1275994551]

約数ペア:

[(1, 1275994551), (3, 425331517), (13, 98153427), (17, 75058503), (39, 32717809), (51, 25019501), (97, 13154583), (221, 5773731), (291, 4384861), (663, 1924577), (1261, 1011891), (1649, 773799), (3783, 337297), (4947, 257933), (19841, 64311), (21437, 59523)]