2355405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 4161024

約数和(自身を除く): 1805619

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 257, 611, 705, 771, 1285, 1833, 3055, 3341, 3855, 9165, 10023, 12079, 16705, 36237, 50115, 60395, 157027, 181185, 471081, 785135, 2355405]

約数ペア:

[(1, 2355405), (3, 785135), (5, 471081), (13, 181185), (15, 157027), (39, 60395), (47, 50115), (65, 36237), (141, 16705), (195, 12079), (235, 10023), (257, 9165), (611, 3855), (705, 3341), (771, 3055), (1285, 1833)]