1270665

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 2560896

約数和(自身を除く): 1290231

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 151, 153, 165, 187, 255, 453, 495, 561, 755, 765, 935, 1359, 1661, 1683, 2265, 2567, 2805, 4983, 6795, 7701, 8305, 8415, 12835, 14949, 23103, 24915, 28237, 38505, 74745, 84711, 115515, 141185, 254133, 423555, 1270665]

約数ペア:

[(1, 1270665), (3, 423555), (5, 254133), (9, 141185), (11, 115515), (15, 84711), (17, 74745), (33, 38505), (45, 28237), (51, 24915), (55, 23103), (85, 14949), (99, 12835), (151, 8415), (153, 8305), (165, 7701), (187, 6795), (255, 4983), (453, 2805), (495, 2567), (561, 2265), (755, 1683), (765, 1661), (935, 1359)]