15642705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 27264384

約数和(自身を除く): 11621679

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 827, 1261, 1455, 2481, 3783, 4135, 6305, 10751, 12405, 18915, 32253, 53755, 80219, 161265, 240657, 401095, 1042847, 1203285, 3128541, 5214235, 15642705]

約数ペア:

[(1, 15642705), (3, 5214235), (5, 3128541), (13, 1203285), (15, 1042847), (39, 401095), (65, 240657), (97, 161265), (195, 80219), (291, 53755), (485, 32253), (827, 18915), (1261, 12405), (1455, 10751), (2481, 6305), (3783, 4135)]