197261757

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 366796800

約数和(自身を除く): 169535043

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 239, 297, 397, 693, 717, 1191, 1673, 2079, 2151, 2629, 2779, 3573, 4367, 5019, 6453, 7887, 8337, 10719, 13101, 15057, 18403, 23661, 25011, 30569, 39303, 45171, 55209, 70983, 75033, 91707, 94883, 117909, 165627, 275121, 284649, 496881, 664181, 825363, 853947, 1043713, 1992543, 2561841, 3131139, 5977629, 7305991, 9393417, 17932887, 21917973, 28180251, 65753919, 197261757]

約数ペア:

[(1, 197261757), (3, 65753919), (7, 28180251), (9, 21917973), (11, 17932887), (21, 9393417), (27, 7305991), (33, 5977629), (63, 3131139), (77, 2561841), (99, 1992543), (189, 1043713), (231, 853947), (239, 825363), (297, 664181), (397, 496881), (693, 284649), (717, 275121), (1191, 165627), (1673, 117909), (2079, 94883), (2151, 91707), (2629, 75033), (2779, 70983), (3573, 55209), (4367, 45171), (5019, 39303), (6453, 30569), (7887, 25011), (8337, 23661), (10719, 18403), (13101, 15057)]