13216077

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 23470720

約数和(自身を除く): 10254643

約数列:

[1, 3, 7, 9, 19, 21, 57, 61, 63, 133, 171, 181, 183, 399, 427, 543, 549, 1159, 1197, 1267, 1281, 1629, 3439, 3477, 3801, 3843, 8113, 10317, 10431, 11041, 11403, 24073, 24339, 30951, 33123, 72219, 73017, 77287, 99369, 209779, 216657, 231861, 629337, 695583, 1468453, 1888011, 4405359, 13216077]

約数ペア:

[(1, 13216077), (3, 4405359), (7, 1888011), (9, 1468453), (19, 695583), (21, 629337), (57, 231861), (61, 216657), (63, 209779), (133, 99369), (171, 77287), (181, 73017), (183, 72219), (399, 33123), (427, 30951), (543, 24339), (549, 24073), (1159, 11403), (1197, 11041), (1267, 10431), (1281, 10317), (1629, 8113), (3439, 3843), (3477, 3801)]