217206525116

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{223}}^2\times {\mathrm{3319}}^1$

素因数の和:3823

約数の個数: 72

約数和(自身を含む): 445788564480

約数和(自身を除く): 228582039364

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 223, 329, 446, 658, 892, 1316, 1561, 3122, 3319, 6244, 6638, 10481, 13276, 20962, 23233, 41924, 46466, 49729, 73367, 92932, 99458, 146734, 155993, 198916, 293468, 311986, 348103, 623972, 696206, 740137, 1091951, 1392412, 1480274, 2183902, 2337263, 2960548, 4367804, 4674526, 5180959, 9349052, 10361918, 16360841, 20723836, 32721682, 34786439, 65443364, 69572878, 139145756, 165050551, 243505073, 330101102, 487010146, 660202204, 974020292, 1155353857, 2310707714, 4621415428, 7757375897, 15514751794, 31029503588, 54301631279, 108603262558, 217206525116]

約数ペア:

[(1, 217206525116), (2, 108603262558), (4, 54301631279), (7, 31029503588), (14, 15514751794), (28, 7757375897), (47, 4621415428), (94, 2310707714), (188, 1155353857), (223, 974020292), (329, 660202204), (446, 487010146), (658, 330101102), (892, 243505073), (1316, 165050551), (1561, 139145756), (3122, 69572878), (3319, 65443364), (6244, 34786439), (6638, 32721682), (10481, 20723836), (13276, 16360841), (20962, 10361918), (23233, 9349052), (41924, 5180959), (46466, 4674526), (49729, 4367804), (73367, 2960548), (92932, 2337263), (99458, 2183902), (146734, 1480274), (155993, 1392412), (198916, 1091951), (293468, 740137), (311986, 696206), (348103, 623972)]