311967747

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{9767}}^1$

素因数の和:9809

約数の個数: 48

約数和(自身を含む): 572014080

約数和(自身を除く): 260046333

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 2457, 3549, 4563, 9767, 10647, 29301, 31941, 68369, 87903, 126971, 205107, 263709, 380913, 615321, 888797, 1142739, 1650623, 1845963, 2666391, 3428217, 4951869, 7999173, 11554361, 14855607, 23997519, 34663083, 44566821, 103989249, 311967747]

約数ペア:

[(1, 311967747), (3, 103989249), (7, 44566821), (9, 34663083), (13, 23997519), (21, 14855607), (27, 11554361), (39, 7999173), (63, 4951869), (91, 3428217), (117, 2666391), (169, 1845963), (189, 1650623), (273, 1142739), (351, 888797), (507, 615321), (819, 380913), (1183, 263709), (1521, 205107), (2457, 126971), (3549, 87903), (4563, 68369), (9767, 31941), (10647, 29301)]