71249031

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19841}}^1$

素因数の和:19876

約数の個数: 32

約数和(自身を含む): 126988800

約数和(自身を除く): 55739769

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 19841, 59523, 138887, 178569, 376979, 416661, 535707, 1130937, 1249983, 2638853, 3392811, 3749949, 7916559, 10178433, 23749677, 71249031]

約数ペア:

[(1, 71249031), (3, 23749677), (7, 10178433), (9, 7916559), (19, 3749949), (21, 3392811), (27, 2638853), (57, 1249983), (63, 1130937), (133, 535707), (171, 416661), (189, 376979), (399, 178569), (513, 138887), (1197, 59523), (3591, 19841)]