80294193

素因数分解:

$3^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 139700160

約数和(自身を除く): 59405967

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 137, 147, 189, 411, 441, 443, 959, 1233, 1323, 1329, 2877, 3101, 3699, 3987, 6713, 8631, 9303, 11961, 20139, 21707, 25893, 27909, 60417, 60691, 65121, 83727, 181251, 182073, 195363, 424837, 546219, 586089, 1274511, 1638657, 2973859, 3823533, 8921577, 11470599, 26764731, 80294193]

約数ペア:

[(1, 80294193), (3, 26764731), (7, 11470599), (9, 8921577), (21, 3823533), (27, 2973859), (49, 1638657), (63, 1274511), (137, 586089), (147, 546219), (189, 424837), (411, 195363), (441, 182073), (443, 181251), (959, 83727), (1233, 65121), (1323, 60691), (1329, 60417), (2877, 27909), (3101, 25893), (3699, 21707), (3987, 20139), (6713, 11961), (8631, 9303)]