392901615

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 693890496

約数和(自身を除く): 300988881

約数列:

[1, 3, 5, 9, 15, 45, 101, 137, 303, 411, 505, 631, 685, 909, 1233, 1515, 1893, 2055, 3155, 4545, 5679, 6165, 9465, 13837, 28395, 41511, 63731, 69185, 86447, 124533, 191193, 207555, 259341, 318655, 432235, 573579, 622665, 778023, 955965, 1296705, 2867895, 3890115, 8731147, 26193441, 43655735, 78580323, 130967205, 392901615]

約数ペア:

[(1, 392901615), (3, 130967205), (5, 78580323), (9, 43655735), (15, 26193441), (45, 8731147), (101, 3890115), (137, 2867895), (303, 1296705), (411, 955965), (505, 778023), (631, 622665), (685, 573579), (909, 432235), (1233, 318655), (1515, 259341), (1893, 207555), (2055, 191193), (3155, 124533), (4545, 86447), (5679, 69185), (6165, 63731), (9465, 41511), (13837, 28395)]