642059593

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{877}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 762300672

約数和(自身を除く): 120241079

約数列:

[1, 7, 49, 67, 223, 469, 877, 1561, 3283, 6139, 10927, 14941, 42973, 58759, 104587, 195571, 411313, 732109, 1368997, 2879191, 9582979, 13103257, 91722799, 642059593]

約数ペア:

[(1, 642059593), (7, 91722799), (49, 13103257), (67, 9582979), (223, 2879191), (469, 1368997), (877, 732109), (1561, 411313), (3283, 195571), (6139, 104587), (10927, 58759), (14941, 42973)]