881661645

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283949}}^1$

素因数の和:283986

約数の個数: 32

約数和(自身を含む): 1635552000

約数和(自身を除く): 753890355

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 283949, 851847, 1419745, 2555541, 4259235, 6530827, 7666623, 12777705, 19592481, 32654135, 38333115, 58777443, 97962405, 176332329, 293887215, 881661645]

約数ペア:

[(1, 881661645), (3, 293887215), (5, 176332329), (9, 97962405), (15, 58777443), (23, 38333115), (27, 32654135), (45, 19592481), (69, 12777705), (115, 7666623), (135, 6530827), (207, 4259235), (345, 2555541), (621, 1419745), (1035, 851847), (3105, 283949)]