159520257

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{983}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 265050240

約数和(自身を除く): 105529983

約数列:

[1, 3, 9, 13, 19, 39, 57, 73, 117, 171, 219, 247, 657, 741, 949, 983, 1387, 2223, 2847, 2949, 4161, 8541, 8847, 12483, 12779, 18031, 18677, 38337, 54093, 56031, 71759, 115011, 162279, 168093, 215277, 242801, 645831, 728403, 932867, 1363421, 2185209, 2798601, 4090263, 8395803, 12270789, 17724473, 53173419, 159520257]

約数ペア:

[(1, 159520257), (3, 53173419), (9, 17724473), (13, 12270789), (19, 8395803), (39, 4090263), (57, 2798601), (73, 2185209), (117, 1363421), (171, 932867), (219, 728403), (247, 645831), (657, 242801), (741, 215277), (949, 168093), (983, 162279), (1387, 115011), (2223, 71759), (2847, 56031), (2949, 54093), (4161, 38337), (8541, 18677), (8847, 18031), (12483, 12779)]