25730523

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 46388160

約数和(自身を除く): 20657637

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 267, 273, 353, 623, 801, 819, 1059, 1157, 1869, 2471, 3177, 3471, 4589, 5607, 7413, 8099, 10413, 13767, 22239, 24297, 31417, 32123, 41301, 72891, 94251, 96369, 219919, 282753, 289107, 408421, 659757, 1225263, 1979271, 2858947, 3675789, 8576841, 25730523]

約数ペア:

[(1, 25730523), (3, 8576841), (7, 3675789), (9, 2858947), (13, 1979271), (21, 1225263), (39, 659757), (63, 408421), (89, 289107), (91, 282753), (117, 219919), (267, 96369), (273, 94251), (353, 72891), (623, 41301), (801, 32123), (819, 31417), (1059, 24297), (1157, 22239), (1869, 13767), (2471, 10413), (3177, 8099), (3471, 7413), (4589, 5607)]