1318905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 2695680

約数和(自身を除く): 1376775

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 79, 105, 159, 237, 265, 315, 371, 395, 477, 553, 711, 795, 1113, 1185, 1659, 1855, 2385, 2765, 3339, 3555, 4187, 4977, 5565, 8295, 12561, 16695, 20935, 24885, 29309, 37683, 62805, 87927, 146545, 188415, 263781, 439635, 1318905]

約数ペア:

[(1, 1318905), (3, 439635), (5, 263781), (7, 188415), (9, 146545), (15, 87927), (21, 62805), (35, 37683), (45, 29309), (53, 24885), (63, 20935), (79, 16695), (105, 12561), (159, 8295), (237, 5565), (265, 4977), (315, 4187), (371, 3555), (395, 3339), (477, 2765), (553, 2385), (711, 1855), (795, 1659), (1113, 1185)]