64487626

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21227}}^1$

素因数の和:21274

約数の個数: 24

約数和(自身を含む): 116159616

約数和(自身を除く): 51671990

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 21227, 42454, 148589, 297178, 658037, 1040123, 1316074, 2080246, 4606259, 9212518, 32243813, 64487626]

約数ペア:

[(1, 64487626), (2, 32243813), (7, 9212518), (14, 4606259), (31, 2080246), (49, 1316074), (62, 1040123), (98, 658037), (217, 297178), (434, 148589), (1519, 42454), (3038, 21227)]