2668007839

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 3193344000

約数和(自身を除く): 525336161

約数列:

[1, 7, 31, 139, 197, 217, 449, 973, 1379, 3143, 4309, 6107, 13919, 27383, 30163, 42749, 62411, 88453, 97433, 191681, 436877, 619171, 848873, 1934741, 2742043, 5942111, 12294967, 13543187, 19194301, 86064769, 381143977, 2668007839]

約数ペア:

[(1, 2668007839), (7, 381143977), (31, 86064769), (139, 19194301), (197, 13543187), (217, 12294967), (449, 5942111), (973, 2742043), (1379, 1934741), (3143, 848873), (4309, 619171), (6107, 436877), (13919, 191681), (27383, 97433), (30163, 88453), (42749, 62411)]