2278305

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 3984552

約数和(自身を除く): 1706247

約数列:

[1, 3, 5, 9, 15, 45, 197, 257, 591, 771, 985, 1285, 1773, 2313, 2955, 3855, 8865, 11565, 50629, 151887, 253145, 455661, 759435, 2278305]

約数ペア:

[(1, 2278305), (3, 759435), (5, 455661), (9, 253145), (15, 151887), (45, 50629), (197, 11565), (257, 8865), (591, 3855), (771, 2955), (985, 2313), (1285, 1773)]