23019997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 32676480

約数和(自身を除く): 9656483

約数列:

[1, 7, 11, 13, 29, 61, 77, 91, 143, 169, 203, 319, 377, 427, 671, 793, 1001, 1183, 1769, 1859, 2233, 2639, 4147, 4697, 4901, 5551, 8723, 10309, 12383, 13013, 19459, 22997, 29029, 34307, 53911, 61061, 72163, 113399, 136213, 160979, 252967, 298961, 377377, 793793, 1770769, 2092727, 3288571, 23019997]

約数ペア:

[(1, 23019997), (7, 3288571), (11, 2092727), (13, 1770769), (29, 793793), (61, 377377), (77, 298961), (91, 252967), (143, 160979), (169, 136213), (203, 113399), (319, 72163), (377, 61061), (427, 53911), (671, 34307), (793, 29029), (1001, 22997), (1183, 19459), (1769, 13013), (1859, 12383), (2233, 10309), (2639, 8723), (4147, 5551), (4697, 4901)]