201651870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7561}}^1$

素因数の和:7705

約数の個数: 64

約数和(自身を含む): 557531136

約数和(自身を除く): 355879266

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 127, 210, 254, 381, 635, 762, 889, 1270, 1778, 1905, 2667, 3810, 4445, 5334, 7561, 8890, 13335, 15122, 22683, 26670, 37805, 45366, 52927, 75610, 105854, 113415, 158781, 226830, 264635, 317562, 529270, 793905, 960247, 1587810, 1920494, 2880741, 4801235, 5761482, 6721729, 9602470, 13443458, 14403705, 20165187, 28807410, 33608645, 40330374, 67217290, 100825935, 201651870]

約数ペア:

[(1, 201651870), (2, 100825935), (3, 67217290), (5, 40330374), (6, 33608645), (7, 28807410), (10, 20165187), (14, 14403705), (15, 13443458), (21, 9602470), (30, 6721729), (35, 5761482), (42, 4801235), (70, 2880741), (105, 1920494), (127, 1587810), (210, 960247), (254, 793905), (381, 529270), (635, 317562), (762, 264635), (889, 226830), (1270, 158781), (1778, 113415), (1905, 105854), (2667, 75610), (3810, 52927), (4445, 45366), (5334, 37805), (7561, 26670), (8890, 22683), (13335, 15122)]