661566455505

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{972899}}^1$

素因数の和:973012

約数の個数: 80

約数和(自身を含む): 1254433910400

約数和(自身を除く): 592867454895

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 73, 81, 115, 135, 207, 219, 345, 365, 405, 621, 657, 1035, 1095, 1679, 1863, 1971, 3105, 3285, 5037, 5913, 8395, 9315, 9855, 15111, 25185, 29565, 45333, 75555, 135999, 226665, 679995, 972899, 2918697, 4864495, 8756091, 14593485, 22376677, 26268273, 43780455, 67130031, 71021627, 78804819, 111883385, 131341365, 201390093, 213064881, 335650155, 355108135, 394024095, 604170279, 639194643, 1006950465, 1065324405, 1633497421, 1812510837, 1917583929, 3020851395, 3195973215, 4900492263, 5752751787, 8167487105, 9062554185, 9587919645, 14701476789, 24502461315, 28763758935, 44104430367, 73507383945, 132313291101, 220522151835, 661566455505]

約数ペア:

[(1, 661566455505), (3, 220522151835), (5, 132313291101), (9, 73507383945), (15, 44104430367), (23, 28763758935), (27, 24502461315), (45, 14701476789), (69, 9587919645), (73, 9062554185), (81, 8167487105), (115, 5752751787), (135, 4900492263), (207, 3195973215), (219, 3020851395), (345, 1917583929), (365, 1812510837), (405, 1633497421), (621, 1065324405), (657, 1006950465), (1035, 639194643), (1095, 604170279), (1679, 394024095), (1863, 355108135), (1971, 335650155), (3105, 213064881), (3285, 201390093), (5037, 131341365), (5913, 111883385), (8395, 78804819), (9315, 71021627), (9855, 67130031), (15111, 43780455), (25185, 26268273), (29565, 22376677), (45333, 14593485), (75555, 8756091), (135999, 4864495), (226665, 2918697), (679995, 972899)]