1918755

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 3481920

約数和(自身を除く): 1563165

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 233, 305, 549, 699, 915, 1165, 1647, 2097, 2745, 3495, 6291, 8235, 10485, 14213, 31455, 42639, 71065, 127917, 213195, 383751, 639585, 1918755]

約数ペア:

[(1, 1918755), (3, 639585), (5, 383751), (9, 213195), (15, 127917), (27, 71065), (45, 42639), (61, 31455), (135, 14213), (183, 10485), (233, 8235), (305, 6291), (549, 3495), (699, 2745), (915, 2097), (1165, 1647)]