26959995

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 49177440

約数和(自身を除く): 22217445

約数列:

[1, 3, 5, 9, 15, 29, 45, 73, 87, 145, 219, 261, 283, 365, 435, 657, 849, 1095, 1305, 1415, 2117, 2547, 3285, 4245, 6351, 8207, 10585, 12735, 19053, 20659, 24621, 31755, 41035, 61977, 73863, 95265, 103295, 123105, 185931, 309885, 369315, 599111, 929655, 1797333, 2995555, 5391999, 8986665, 26959995]

約数ペア:

[(1, 26959995), (3, 8986665), (5, 5391999), (9, 2995555), (15, 1797333), (29, 929655), (45, 599111), (73, 369315), (87, 309885), (145, 185931), (219, 123105), (261, 103295), (283, 95265), (365, 73863), (435, 61977), (657, 41035), (849, 31755), (1095, 24621), (1305, 20659), (1415, 19053), (2117, 12735), (2547, 10585), (3285, 8207), (4245, 6351)]