215454862

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1705

約数の個数: 48

約数和(自身を含む): 397431360

約数和(自身を除く): 181976498

約数列:

[1, 2, 7, 14, 29, 47, 49, 58, 94, 98, 203, 329, 406, 658, 1363, 1421, 1613, 2303, 2726, 2842, 3226, 4606, 9541, 11291, 19082, 22582, 46777, 66787, 75811, 79037, 93554, 133574, 151622, 158074, 327439, 530677, 654878, 1061354, 2198519, 2292073, 3714739, 4397038, 4584146, 7429478, 15389633, 30779266, 107727431, 215454862]

約数ペア:

[(1, 215454862), (2, 107727431), (7, 30779266), (14, 15389633), (29, 7429478), (47, 4584146), (49, 4397038), (58, 3714739), (94, 2292073), (98, 2198519), (203, 1061354), (329, 654878), (406, 530677), (658, 327439), (1363, 158074), (1421, 151622), (1613, 133574), (2303, 93554), (2726, 79037), (2842, 75811), (3226, 66787), (4606, 46777), (9541, 22582), (11291, 19082)]