90390573

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12263}}^1$

素因数の和:12295

約数の個数: 40

約数和(自身を含む): 166201728

約数和(自身を除く): 75811155

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 12263, 36789, 85841, 110367, 159419, 257523, 331101, 478257, 772569, 993303, 1115933, 1434771, 2317707, 3347799, 4304313, 6953121, 10043397, 12912939, 30130191, 90390573]

約数ペア:

[(1, 90390573), (3, 30130191), (7, 12912939), (9, 10043397), (13, 6953121), (21, 4304313), (27, 3347799), (39, 2317707), (63, 1434771), (81, 1115933), (91, 993303), (117, 772569), (189, 478257), (273, 331101), (351, 257523), (567, 159419), (819, 110367), (1053, 85841), (2457, 36789), (7371, 12263)]