74541515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{28289}}^1$

素因数の和:28342

約数の個数: 16

約数和(自身を含む): 97770240

約数和(自身を除く): 23228725

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 28289, 141445, 480913, 876959, 2404565, 4384795, 14908303, 74541515]

約数ペア:

[(1, 74541515), (5, 14908303), (17, 4384795), (31, 2404565), (85, 876959), (155, 480913), (527, 141445), (2635, 28289)]