2695245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 5307840

約数和(自身を除く): 2612595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 193, 245, 285, 399, 579, 665, 735, 931, 965, 1351, 1995, 2793, 2895, 3667, 4053, 4655, 6755, 9457, 11001, 13965, 18335, 20265, 25669, 28371, 47285, 55005, 77007, 128345, 141855, 179683, 385035, 539049, 898415, 2695245]

約数ペア:

[(1, 2695245), (3, 898415), (5, 539049), (7, 385035), (15, 179683), (19, 141855), (21, 128345), (35, 77007), (49, 55005), (57, 47285), (95, 28371), (105, 25669), (133, 20265), (147, 18335), (193, 13965), (245, 11001), (285, 9457), (399, 6755), (579, 4655), (665, 4053), (735, 3667), (931, 2895), (965, 2793), (1351, 1995)]