157427823

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2729}}^1$

素因数の和:2847

約数の個数: 32

約数和(自身を含む): 249500160

約数和(自身を除く): 92072337

約数列:

[1, 3, 7, 21, 41, 67, 123, 201, 287, 469, 861, 1407, 2729, 2747, 8187, 8241, 19103, 19229, 57309, 57687, 111889, 182843, 335667, 548529, 783223, 1279901, 2349669, 3839703, 7496563, 22489689, 52475941, 157427823]

約数ペア:

[(1, 157427823), (3, 52475941), (7, 22489689), (21, 7496563), (41, 3839703), (67, 2349669), (123, 1279901), (201, 783223), (287, 548529), (469, 335667), (861, 182843), (1407, 111889), (2729, 57687), (2747, 57309), (8187, 19229), (8241, 19103)]