21644887995

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{28279}}^1$

素因数の和:28596

約数の個数: 48

約数和(自身を含む): 38196325440

約数和(自身を除く): 16551437445

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 233, 365, 657, 699, 1095, 1165, 2097, 3285, 3495, 10485, 17009, 28279, 51027, 84837, 85045, 141395, 153081, 254511, 255135, 424185, 765405, 1272555, 2064367, 6193101, 6589007, 10321835, 18579303, 19767021, 30965505, 32945035, 59301063, 92896515, 98835105, 296505315, 480997511, 1442992533, 2404987555, 4328977599, 7214962665, 21644887995]

約数ペア:

[(1, 21644887995), (3, 7214962665), (5, 4328977599), (9, 2404987555), (15, 1442992533), (45, 480997511), (73, 296505315), (219, 98835105), (233, 92896515), (365, 59301063), (657, 32945035), (699, 30965505), (1095, 19767021), (1165, 18579303), (2097, 10321835), (3285, 6589007), (3495, 6193101), (10485, 2064367), (17009, 1272555), (28279, 765405), (51027, 424185), (84837, 255135), (85045, 254511), (141395, 153081)]