25584741

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 47960640

約数和(自身を除く): 22375899

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 89, 91, 117, 169, 189, 243, 267, 273, 351, 507, 567, 623, 801, 819, 1053, 1157, 1183, 1521, 1701, 1869, 2403, 2457, 3159, 3471, 3549, 4563, 5607, 7209, 7371, 8099, 10413, 10647, 13689, 15041, 16821, 21627, 22113, 24297, 31239, 31941, 41067, 45123, 50463, 72891, 93717, 95823, 105287, 135369, 151389, 218673, 281151, 287469, 315861, 406107, 656019, 947583, 1218321, 1968057, 2842749, 3654963, 8528247, 25584741]

約数ペア:

[(1, 25584741), (3, 8528247), (7, 3654963), (9, 2842749), (13, 1968057), (21, 1218321), (27, 947583), (39, 656019), (63, 406107), (81, 315861), (89, 287469), (91, 281151), (117, 218673), (169, 151389), (189, 135369), (243, 105287), (267, 95823), (273, 93717), (351, 72891), (507, 50463), (567, 45123), (623, 41067), (801, 31941), (819, 31239), (1053, 24297), (1157, 22113), (1183, 21627), (1521, 16821), (1701, 15041), (1869, 13689), (2403, 10647), (2457, 10413), (3159, 8099), (3471, 7371), (3549, 7209), (4563, 5607)]