917758881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1319}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 1508707200

約数和(自身を除く): 590948319

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 313, 741, 939, 1319, 2223, 2817, 3957, 4069, 5947, 11871, 12207, 17147, 17841, 25061, 36621, 51441, 53523, 75183, 77311, 154323, 225549, 231933, 325793, 412847, 695799, 977379, 1238541, 2932137, 3715623, 5367011, 7844093, 16101033, 23532279, 48303099, 70596837, 101973209, 305919627, 917758881]

約数ペア:

[(1, 917758881), (3, 305919627), (9, 101973209), (13, 70596837), (19, 48303099), (39, 23532279), (57, 16101033), (117, 7844093), (171, 5367011), (247, 3715623), (313, 2932137), (741, 1238541), (939, 977379), (1319, 695799), (2223, 412847), (2817, 325793), (3957, 231933), (4069, 225549), (5947, 154323), (11871, 77311), (12207, 75183), (17147, 53523), (17841, 51441), (25061, 36621)]