28944405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 59558400

約数和(自身を除く): 30613995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 109, 135, 189, 281, 315, 327, 545, 763, 843, 945, 981, 1405, 1635, 1967, 2289, 2529, 2943, 3815, 4215, 4905, 5901, 6867, 7587, 9835, 11445, 12645, 14715, 17703, 20601, 29505, 30629, 34335, 37935, 53109, 88515, 91887, 103005, 153145, 214403, 265545, 275661, 459435, 643209, 826983, 1072015, 1378305, 1929627, 3216045, 4134915, 5788881, 9648135, 28944405]

約数ペア:

[(1, 28944405), (3, 9648135), (5, 5788881), (7, 4134915), (9, 3216045), (15, 1929627), (21, 1378305), (27, 1072015), (35, 826983), (45, 643209), (63, 459435), (105, 275661), (109, 265545), (135, 214403), (189, 153145), (281, 103005), (315, 91887), (327, 88515), (545, 53109), (763, 37935), (843, 34335), (945, 30629), (981, 29505), (1405, 20601), (1635, 17703), (1967, 14715), (2289, 12645), (2529, 11445), (2943, 9835), (3815, 7587), (4215, 6867), (4905, 5901)]