2440215

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 4266288

約数和(自身を除く): 1826073

約数列:

[1, 3, 5, 9, 15, 45, 211, 257, 633, 771, 1055, 1285, 1899, 2313, 3165, 3855, 9495, 11565, 54227, 162681, 271135, 488043, 813405, 2440215]

約数ペア:

[(1, 2440215), (3, 813405), (5, 488043), (9, 271135), (15, 162681), (45, 54227), (211, 11565), (257, 9495), (633, 3855), (771, 3165), (1055, 2313), (1285, 1899)]