74829015

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2531}}^1$

素因数の和:2621

約数の個数: 40

約数和(自身を含む): 136029168

約数和(自身を除く): 61200153

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1095, 1971, 2531, 3285, 5913, 7593, 9855, 12655, 22779, 29565, 37965, 68337, 113895, 184763, 205011, 341685, 554289, 923815, 1025055, 1662867, 2771445, 4988601, 8314335, 14965803, 24943005, 74829015]

約数ペア:

[(1, 74829015), (3, 24943005), (5, 14965803), (9, 8314335), (15, 4988601), (27, 2771445), (45, 1662867), (73, 1025055), (81, 923815), (135, 554289), (219, 341685), (365, 205011), (405, 184763), (657, 113895), (1095, 68337), (1971, 37965), (2531, 29565), (3285, 22779), (5913, 12655), (7593, 9855)]