39520665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 76377600

約数和(自身を除く): 36856935

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2719, 2907, 4845, 8157, 13595, 14535, 24471, 40785, 46223, 51661, 122355, 138669, 154983, 231115, 258305, 416007, 464949, 693345, 774915, 878237, 2080035, 2324745, 2634711, 4391185, 7904133, 13173555, 39520665]

約数ペア:

[(1, 39520665), (3, 13173555), (5, 7904133), (9, 4391185), (15, 2634711), (17, 2324745), (19, 2080035), (45, 878237), (51, 774915), (57, 693345), (85, 464949), (95, 416007), (153, 258305), (171, 231115), (255, 154983), (285, 138669), (323, 122355), (765, 51661), (855, 46223), (969, 40785), (1615, 24471), (2719, 14535), (2907, 13595), (4845, 8157)]