27179019

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 46844928

約数和(自身を除く): 19665909

約数列:

[1, 3, 7, 9, 21, 47, 63, 67, 137, 141, 201, 329, 411, 423, 469, 603, 959, 987, 1233, 1407, 2877, 2961, 3149, 4221, 6439, 8631, 9179, 9447, 19317, 22043, 27537, 28341, 45073, 57951, 64253, 66129, 82611, 135219, 192759, 198387, 405657, 431413, 578277, 1294239, 3019891, 3882717, 9059673, 27179019]

約数ペア:

[(1, 27179019), (3, 9059673), (7, 3882717), (9, 3019891), (21, 1294239), (47, 578277), (63, 431413), (67, 405657), (137, 198387), (141, 192759), (201, 135219), (329, 82611), (411, 66129), (423, 64253), (469, 57951), (603, 45073), (959, 28341), (987, 27537), (1233, 22043), (1407, 19317), (2877, 9447), (2961, 9179), (3149, 8631), (4221, 6439)]