646290046

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 1015971840

約数和(自身を除く): 369681794

約数列:

[1, 2, 31, 62, 127, 211, 254, 389, 422, 778, 3937, 6541, 7874, 12059, 13082, 24118, 26797, 49403, 53594, 82079, 98806, 164158, 830707, 1531493, 1661414, 2544449, 3062986, 5088898, 10424033, 20848066, 323145023, 646290046]

約数ペア:

[(1, 646290046), (2, 323145023), (31, 20848066), (62, 10424033), (127, 5088898), (211, 3062986), (254, 2544449), (389, 1661414), (422, 1531493), (778, 830707), (3937, 164158), (6541, 98806), (7874, 82079), (12059, 53594), (13082, 49403), (24118, 26797)]