249202215

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 448488768

約数和(自身を除く): 199286553

約数列:

[1, 3, 5, 9, 15, 37, 45, 97, 111, 185, 291, 333, 485, 555, 873, 1455, 1543, 1665, 3589, 4365, 4629, 7715, 10767, 13887, 17945, 23145, 32301, 53835, 57091, 69435, 149671, 161505, 171273, 285455, 449013, 513819, 748355, 856365, 1347039, 2245065, 2569095, 5537827, 6735195, 16613481, 27689135, 49840443, 83067405, 249202215]

約数ペア:

[(1, 249202215), (3, 83067405), (5, 49840443), (9, 27689135), (15, 16613481), (37, 6735195), (45, 5537827), (97, 2569095), (111, 2245065), (185, 1347039), (291, 856365), (333, 748355), (485, 513819), (555, 449013), (873, 285455), (1455, 171273), (1543, 161505), (1665, 149671), (3589, 69435), (4365, 57091), (4629, 53835), (7715, 32301), (10767, 23145), (13887, 17945)]