31665844

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 65197440

約数和(自身を除く): 33531596

約数列:

[1, 2, 4, 7, 14, 28, 89, 97, 131, 178, 194, 262, 356, 388, 524, 623, 679, 917, 1246, 1358, 1834, 2492, 2716, 3668, 8633, 11659, 12707, 17266, 23318, 25414, 34532, 46636, 50828, 60431, 81613, 88949, 120862, 163226, 177898, 241724, 326452, 355796, 1130923, 2261846, 4523692, 7916461, 15832922, 31665844]

約数ペア:

[(1, 31665844), (2, 15832922), (4, 7916461), (7, 4523692), (14, 2261846), (28, 1130923), (89, 355796), (97, 326452), (131, 241724), (178, 177898), (194, 163226), (262, 120862), (356, 88949), (388, 81613), (524, 60431), (623, 50828), (679, 46636), (917, 34532), (1246, 25414), (1358, 23318), (1834, 17266), (2492, 12707), (2716, 11659), (3668, 8633)]