390930666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{21011}}^1$

素因数の和:21466

約数の個数: 32

約数和(自身を含む): 895615488

約数和(自身を除く): 504684822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 443, 886, 1329, 2658, 3101, 6202, 9303, 18606, 21011, 42022, 63033, 126066, 147077, 294154, 441231, 882462, 9307873, 18615746, 27923619, 55847238, 65155111, 130310222, 195465333, 390930666]

約数ペア:

[(1, 390930666), (2, 195465333), (3, 130310222), (6, 65155111), (7, 55847238), (14, 27923619), (21, 18615746), (42, 9307873), (443, 882462), (886, 441231), (1329, 294154), (2658, 147077), (3101, 126066), (6202, 63033), (9303, 42022), (18606, 21011)]