9721972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 19543552

約数和(自身を除く): 9821580

約数列:

[1, 2, 4, 13, 26, 31, 37, 52, 62, 74, 124, 148, 163, 326, 403, 481, 652, 806, 962, 1147, 1612, 1924, 2119, 2294, 4238, 4588, 5053, 6031, 8476, 10106, 12062, 14911, 20212, 24124, 29822, 59644, 65689, 78403, 131378, 156806, 186961, 262756, 313612, 373922, 747844, 2430493, 4860986, 9721972]

約数ペア:

[(1, 9721972), (2, 4860986), (4, 2430493), (13, 747844), (26, 373922), (31, 313612), (37, 262756), (52, 186961), (62, 156806), (74, 131378), (124, 78403), (148, 65689), (163, 59644), (326, 29822), (403, 24124), (481, 20212), (652, 14911), (806, 12062), (962, 10106), (1147, 8476), (1612, 6031), (1924, 5053), (2119, 4588), (2294, 4238)]