821672904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{1907}}^1$

素因数の和:3310

約数の個数: 64

約数和(自身を含む): 2214959040

約数和(自身を除く): 1393286136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1381, 1907, 2762, 3814, 4143, 5524, 5721, 7628, 8286, 11048, 11442, 15256, 16572, 17953, 22884, 24791, 33144, 35906, 45768, 49582, 53859, 71812, 74373, 99164, 107718, 143624, 148746, 198328, 215436, 297492, 430872, 594984, 2633567, 5267134, 7900701, 10534268, 15801402, 21068536, 31602804, 34236371, 63205608, 68472742, 102709113, 136945484, 205418226, 273890968, 410836452, 821672904]

約数ペア:

[(1, 821672904), (2, 410836452), (3, 273890968), (4, 205418226), (6, 136945484), (8, 102709113), (12, 68472742), (13, 63205608), (24, 34236371), (26, 31602804), (39, 21068536), (52, 15801402), (78, 10534268), (104, 7900701), (156, 5267134), (312, 2633567), (1381, 594984), (1907, 430872), (2762, 297492), (3814, 215436), (4143, 198328), (5524, 148746), (5721, 143624), (7628, 107718), (8286, 99164), (11048, 74373), (11442, 71812), (15256, 53859), (16572, 49582), (17953, 45768), (22884, 35906), (24791, 33144)]