161525619

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 260200512

約数和(自身を除く): 98674893

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 197, 207, 233, 391, 591, 699, 1173, 1773, 2097, 3349, 3519, 3961, 4531, 5359, 10047, 11883, 13593, 16077, 30141, 35649, 40779, 45901, 48231, 77027, 91103, 137703, 231081, 273309, 413109, 693243, 780317, 819927, 1055723, 2340951, 3167169, 7022853, 9501507, 17947291, 53841873, 161525619]

約数ペア:

[(1, 161525619), (3, 53841873), (9, 17947291), (17, 9501507), (23, 7022853), (51, 3167169), (69, 2340951), (153, 1055723), (197, 819927), (207, 780317), (233, 693243), (391, 413109), (591, 273309), (699, 231081), (1173, 137703), (1773, 91103), (2097, 77027), (3349, 48231), (3519, 45901), (3961, 40779), (4531, 35649), (5359, 30141), (10047, 16077), (11883, 13593)]