201644894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 358262784

約数和(自身を除く): 156617890

約数列:

[1, 2, 11, 22, 31, 37, 61, 62, 74, 122, 131, 262, 341, 407, 671, 682, 814, 1147, 1342, 1441, 1891, 2257, 2294, 2882, 3782, 4061, 4514, 4847, 7991, 8122, 9694, 12617, 15982, 20801, 24827, 25234, 41602, 44671, 49654, 53317, 69967, 87901, 89342, 106634, 139934, 150257, 175802, 247721, 295667, 300514, 495442, 591334, 769637, 1539274, 1652827, 2724931, 3252337, 3305654, 5449862, 6504674, 9165677, 18331354, 100822447, 201644894]

約数ペア:

[(1, 201644894), (2, 100822447), (11, 18331354), (22, 9165677), (31, 6504674), (37, 5449862), (61, 3305654), (62, 3252337), (74, 2724931), (122, 1652827), (131, 1539274), (262, 769637), (341, 591334), (407, 495442), (671, 300514), (682, 295667), (814, 247721), (1147, 175802), (1342, 150257), (1441, 139934), (1891, 106634), (2257, 89342), (2294, 87901), (2882, 69967), (3782, 53317), (4061, 49654), (4514, 44671), (4847, 41602), (7991, 25234), (8122, 24827), (9694, 20801), (12617, 15982)]