18855070353

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1\times {\mathrm{1097}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 32178954240

約数和(自身を除く): 13323883887

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 431, 633, 1097, 1293, 1477, 1899, 3017, 3291, 3879, 4431, 5697, 7679, 9051, 9873, 11637, 13293, 23037, 27153, 29619, 39879, 69111, 81459, 90941, 207333, 231467, 272823, 472807, 636587, 694401, 818469, 1418421, 1620269, 1909761, 2083203, 2455407, 3309649, 4255263, 4860807, 5729283, 6249609, 9928947, 12765789, 14582421, 17187849, 29786841, 43747263, 89360523, 99762277, 299286831, 698335939, 897860493, 2095007817, 2693581479, 6285023451, 18855070353]

約数ペア:

[(1, 18855070353), (3, 6285023451), (7, 2693581479), (9, 2095007817), (21, 897860493), (27, 698335939), (63, 299286831), (189, 99762277), (211, 89360523), (431, 43747263), (633, 29786841), (1097, 17187849), (1293, 14582421), (1477, 12765789), (1899, 9928947), (3017, 6249609), (3291, 5729283), (3879, 4860807), (4431, 4255263), (5697, 3309649), (7679, 2455407), (9051, 2083203), (9873, 1909761), (11637, 1620269), (13293, 1418421), (23037, 818469), (27153, 694401), (29619, 636587), (39879, 472807), (69111, 272823), (81459, 231467), (90941, 207333)]