17997705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 34459776

約数和(自身を除く): 16462071

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 103, 165, 309, 353, 495, 515, 927, 1059, 1133, 1545, 1765, 3177, 3399, 3883, 4635, 5295, 5665, 10197, 11649, 15885, 16995, 19415, 34947, 36359, 50985, 58245, 109077, 174735, 181795, 327231, 399949, 545385, 1199847, 1636155, 1999745, 3599541, 5999235, 17997705]

約数ペア:

[(1, 17997705), (3, 5999235), (5, 3599541), (9, 1999745), (11, 1636155), (15, 1199847), (33, 545385), (45, 399949), (55, 327231), (99, 181795), (103, 174735), (165, 109077), (309, 58245), (353, 50985), (495, 36359), (515, 34947), (927, 19415), (1059, 16995), (1133, 15885), (1545, 11649), (1765, 10197), (3177, 5665), (3399, 5295), (3883, 4635)]