31344131

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 40943616

約数和(自身を除く): 9599485

約数列:

[1, 7, 13, 31, 41, 91, 217, 271, 287, 403, 533, 1271, 1897, 2821, 3523, 3731, 8401, 8897, 11111, 16523, 24661, 58807, 77777, 109213, 115661, 144443, 344441, 764491, 1011101, 2411087, 4477733, 31344131]

約数ペア:

[(1, 31344131), (7, 4477733), (13, 2411087), (31, 1011101), (41, 764491), (91, 344441), (217, 144443), (271, 115661), (287, 109213), (403, 77777), (533, 58807), (1271, 24661), (1897, 16523), (2821, 11111), (3523, 8897), (3731, 8401)]