7981012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4951}}^1$

素因数の和:4999

約数の個数: 24

約数和(自身を含む): 15529472

約数和(自身を除く): 7548460

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 4951, 9902, 19804, 64363, 128726, 153481, 257452, 306962, 613924, 1995253, 3990506, 7981012]

約数ペア:

[(1, 7981012), (2, 3990506), (4, 1995253), (13, 613924), (26, 306962), (31, 257452), (52, 153481), (62, 128726), (124, 64363), (403, 19804), (806, 9902), (1612, 4951)]