13931307

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 23482368

約数和(自身を除く): 9551061

約数列:

[1, 3, 9, 13, 23, 31, 39, 69, 93, 117, 167, 207, 279, 299, 403, 501, 713, 897, 1209, 1503, 2139, 2171, 2691, 3627, 3841, 5177, 6417, 6513, 9269, 11523, 15531, 19539, 27807, 34569, 46593, 49933, 67301, 83421, 119071, 149799, 201903, 357213, 449397, 605709, 1071639, 1547923, 4643769, 13931307]

約数ペア:

[(1, 13931307), (3, 4643769), (9, 1547923), (13, 1071639), (23, 605709), (31, 449397), (39, 357213), (69, 201903), (93, 149799), (117, 119071), (167, 83421), (207, 67301), (279, 49933), (299, 46593), (403, 34569), (501, 27807), (713, 19539), (897, 15531), (1209, 11523), (1503, 9269), (2139, 6513), (2171, 6417), (2691, 5177), (3627, 3841)]