23887143

素因数分解:

$3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 56

約数和(自身を含む): 42530816

約数和(自身を除く): 18643673

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 151, 189, 217, 243, 279, 453, 567, 651, 729, 837, 1057, 1359, 1701, 1953, 2511, 3171, 4077, 4681, 5103, 5859, 7533, 9513, 12231, 14043, 17577, 22599, 28539, 32767, 36693, 42129, 52731, 85617, 98301, 110079, 126387, 158193, 256851, 294903, 379161, 770553, 884709, 1137483, 2654127, 3412449, 7962381, 23887143]

約数ペア:

[(1, 23887143), (3, 7962381), (7, 3412449), (9, 2654127), (21, 1137483), (27, 884709), (31, 770553), (63, 379161), (81, 294903), (93, 256851), (151, 158193), (189, 126387), (217, 110079), (243, 98301), (279, 85617), (453, 52731), (567, 42129), (651, 36693), (729, 32767), (837, 28539), (1057, 22599), (1359, 17577), (1701, 14043), (1953, 12231), (2511, 9513), (3171, 7533), (4077, 5859), (4681, 5103)]