12821047356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{44449}}^1$

素因数の和:44555

約数の個数: 72

約数和(自身を含む): 32984389200

約数和(自身を除く): 20163341844

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 1849, 2236, 3354, 3698, 5547, 6708, 7396, 11094, 22188, 24037, 44449, 48074, 72111, 88898, 96148, 133347, 144222, 177796, 266694, 288444, 533388, 577837, 1155674, 1733511, 1911307, 2311348, 3467022, 3822614, 5733921, 6934044, 7645228, 11467842, 22935684, 24846991, 49693982, 74540973, 82186201, 99387964, 149081946, 164372402, 246558603, 298163892, 328744804, 493117206, 986234412, 1068420613, 2136841226, 3205261839, 4273682452, 6410523678, 12821047356]

約数ペア:

[(1, 12821047356), (2, 6410523678), (3, 4273682452), (4, 3205261839), (6, 2136841226), (12, 1068420613), (13, 986234412), (26, 493117206), (39, 328744804), (43, 298163892), (52, 246558603), (78, 164372402), (86, 149081946), (129, 99387964), (156, 82186201), (172, 74540973), (258, 49693982), (516, 24846991), (559, 22935684), (1118, 11467842), (1677, 7645228), (1849, 6934044), (2236, 5733921), (3354, 3822614), (3698, 3467022), (5547, 2311348), (6708, 1911307), (7396, 1733511), (11094, 1155674), (22188, 577837), (24037, 533388), (44449, 288444), (48074, 266694), (72111, 177796), (88898, 144222), (96148, 133347)]