71397452

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{10159}}^1$

素因数の和:10421

約数の個数: 24

約数和(自身を含む): 143377920

約数和(自身を除く): 71980468

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 10159, 20318, 40636, 71113, 142226, 284452, 2549909, 5099818, 10199636, 17849363, 35698726, 71397452]

約数ペア:

[(1, 71397452), (2, 35698726), (4, 17849363), (7, 10199636), (14, 5099818), (28, 2549909), (251, 284452), (502, 142226), (1004, 71113), (1757, 40636), (3514, 20318), (7028, 10159)]