201839391

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 338688000

約数和(自身を除く): 136848609

約数列:

[1, 3, 9, 13, 27, 29, 39, 79, 87, 117, 237, 251, 261, 351, 377, 711, 753, 783, 1027, 1131, 2133, 2259, 2291, 3081, 3263, 3393, 6777, 6873, 7279, 9243, 9789, 10179, 19829, 20619, 21837, 27729, 29367, 29783, 59487, 61857, 65511, 88101, 89349, 94627, 178461, 196533, 257777, 268047, 283881, 535383, 575041, 773331, 804141, 851643, 1725123, 2319993, 2554929, 5175369, 6959979, 7475533, 15526107, 22426599, 67279797, 201839391]

約数ペア:

[(1, 201839391), (3, 67279797), (9, 22426599), (13, 15526107), (27, 7475533), (29, 6959979), (39, 5175369), (79, 2554929), (87, 2319993), (117, 1725123), (237, 851643), (251, 804141), (261, 773331), (351, 575041), (377, 535383), (711, 283881), (753, 268047), (783, 257777), (1027, 196533), (1131, 178461), (2133, 94627), (2259, 89349), (2291, 88101), (3081, 65511), (3263, 61857), (3393, 59487), (6777, 29783), (6873, 29367), (7279, 27729), (9243, 21837), (9789, 20619), (10179, 19829)]