42004473

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{571}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 66772992

約数和(自身を除く): 24768519

約数列:

[1, 3, 7, 21, 31, 93, 113, 217, 339, 571, 651, 791, 1713, 2373, 3503, 3997, 10509, 11991, 17701, 24521, 53103, 64523, 73563, 123907, 193569, 371721, 451661, 1354983, 2000213, 6000639, 14001491, 42004473]

約数ペア:

[(1, 42004473), (3, 14001491), (7, 6000639), (21, 2000213), (31, 1354983), (93, 451661), (113, 371721), (217, 193569), (339, 123907), (571, 73563), (651, 64523), (791, 53103), (1713, 24521), (2373, 17701), (3503, 11991), (3997, 10509)]