163640385

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 311247360

約数和(自身を除く): 147606975

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 113, 135, 153, 255, 339, 459, 565, 631, 765, 1017, 1695, 1893, 1921, 2295, 3051, 3155, 5085, 5679, 5763, 9465, 9605, 10727, 15255, 17037, 17289, 28395, 28815, 32181, 51867, 53635, 71303, 85185, 86445, 96543, 160905, 213909, 259335, 289629, 356515, 482715, 641727, 1069545, 1212151, 1448145, 1925181, 3208635, 3636453, 6060755, 9625905, 10909359, 18182265, 32728077, 54546795, 163640385]

約数ペア:

[(1, 163640385), (3, 54546795), (5, 32728077), (9, 18182265), (15, 10909359), (17, 9625905), (27, 6060755), (45, 3636453), (51, 3208635), (85, 1925181), (113, 1448145), (135, 1212151), (153, 1069545), (255, 641727), (339, 482715), (459, 356515), (565, 289629), (631, 259335), (765, 213909), (1017, 160905), (1695, 96543), (1893, 86445), (1921, 85185), (2295, 71303), (3051, 53635), (3155, 51867), (5085, 32181), (5679, 28815), (5763, 28395), (9465, 17289), (9605, 17037), (10727, 15255)]