15779640981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{383}}^1\times {\mathrm{1997}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 23759640576

約数和(自身を除く): 7979999595

約数列:

[1, 3, 13, 23, 39, 69, 299, 383, 529, 897, 1149, 1587, 1997, 4979, 5991, 6877, 8809, 14937, 20631, 25961, 26427, 45931, 77883, 114517, 137793, 202607, 343551, 597103, 607821, 764851, 1056413, 1791309, 2294553, 2633891, 3169239, 7901673, 9943063, 13733369, 17591573, 29829189, 41200107, 52774719, 228690449, 404606179, 686071347, 1213818537, 5259880327, 15779640981]

約数ペア:

[(1, 15779640981), (3, 5259880327), (13, 1213818537), (23, 686071347), (39, 404606179), (69, 228690449), (299, 52774719), (383, 41200107), (529, 29829189), (897, 17591573), (1149, 13733369), (1587, 9943063), (1997, 7901673), (4979, 3169239), (5991, 2633891), (6877, 2294553), (8809, 1791309), (14937, 1056413), (20631, 764851), (25961, 607821), (26427, 597103), (45931, 343551), (77883, 202607), (114517, 137793)]