248255055

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{90439}}^1$

素因数の和:90511

約数の個数: 24

約数和(自身を含む): 437367840

約数和(自身を除く): 189112785

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 90439, 271317, 452195, 813951, 1356585, 4069755, 5516779, 16550337, 27583895, 49651011, 82751685, 248255055]

約数ペア:

[(1, 248255055), (3, 82751685), (5, 49651011), (9, 27583895), (15, 16550337), (45, 5516779), (61, 4069755), (183, 1356585), (305, 813951), (549, 452195), (915, 271317), (2745, 90439)]