40857278

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 78599808

約数和(自身を除く): 37742530

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 151, 154, 251, 302, 502, 539, 1057, 1078, 1661, 1757, 2114, 2761, 3322, 3514, 5522, 7399, 11627, 12299, 14798, 19327, 23254, 24598, 37901, 38654, 75802, 81389, 135289, 162778, 265307, 270578, 416911, 530614, 833822, 1857149, 2918377, 3714298, 5836754, 20428639, 40857278]

約数ペア:

[(1, 40857278), (2, 20428639), (7, 5836754), (11, 3714298), (14, 2918377), (22, 1857149), (49, 833822), (77, 530614), (98, 416911), (151, 270578), (154, 265307), (251, 162778), (302, 135289), (502, 81389), (539, 75802), (1057, 38654), (1078, 37901), (1661, 24598), (1757, 23254), (2114, 19327), (2761, 14798), (3322, 12299), (3514, 11627), (5522, 7399)]