71729294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20743}}^1$

素因数の和:20784

約数の個数: 32

約数和(自身を含む): 139399680

約数和(自身を除く): 67670386

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 20743, 41486, 145201, 269659, 290402, 394117, 539318, 788234, 1887613, 2758819, 3775226, 5123521, 5517638, 10247042, 35864647, 71729294]

約数ペア:

[(1, 71729294), (2, 35864647), (7, 10247042), (13, 5517638), (14, 5123521), (19, 3775226), (26, 2758819), (38, 1887613), (91, 788234), (133, 539318), (182, 394117), (247, 290402), (266, 269659), (494, 145201), (1729, 41486), (3458, 20743)]