28674975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 54655232

約数和(自身を除く): 25980257

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 193, 283, 525, 579, 849, 965, 1351, 1415, 1981, 2895, 4053, 4245, 4825, 5943, 6755, 7075, 9905, 14475, 20265, 21225, 29715, 33775, 49525, 54619, 101325, 148575, 163857, 273095, 382333, 819285, 1146999, 1365475, 1911665, 4096425, 5734995, 9558325, 28674975]

約数ペア:

[(1, 28674975), (3, 9558325), (5, 5734995), (7, 4096425), (15, 1911665), (21, 1365475), (25, 1146999), (35, 819285), (75, 382333), (105, 273095), (175, 163857), (193, 148575), (283, 101325), (525, 54619), (579, 49525), (849, 33775), (965, 29715), (1351, 21225), (1415, 20265), (1981, 14475), (2895, 9905), (4053, 7075), (4245, 6755), (4825, 5943)]