2049401991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{15607}}^1$

素因数の和:15680

約数の個数: 48

約数和(自身を含む): 3473217024

約数和(自身を除く): 1423815033

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 169, 259, 273, 481, 507, 777, 1183, 1443, 3367, 3549, 6253, 10101, 15607, 18759, 43771, 46821, 109249, 131313, 202891, 327747, 577459, 608673, 1420237, 1732377, 2637583, 4042213, 4260711, 7506967, 7912749, 12126639, 18463081, 22520901, 52548769, 55389243, 97590571, 157646307, 292771713, 683133997, 2049401991]

約数ペア:

[(1, 2049401991), (3, 683133997), (7, 292771713), (13, 157646307), (21, 97590571), (37, 55389243), (39, 52548769), (91, 22520901), (111, 18463081), (169, 12126639), (259, 7912749), (273, 7506967), (481, 4260711), (507, 4042213), (777, 2637583), (1183, 1732377), (1443, 1420237), (3367, 608673), (3549, 577459), (6253, 327747), (10101, 202891), (15607, 131313), (18759, 109249), (43771, 46821)]