1780821094

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4001}}^1$

素因数の和:4105

約数の個数: 64

約数和(自身を含む): 3267552960

約数和(自身を除く): 1486731866

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 53, 106, 221, 247, 323, 442, 494, 646, 689, 901, 1007, 1378, 1802, 2014, 4001, 4199, 8002, 8398, 11713, 13091, 17119, 23426, 26182, 34238, 52013, 68017, 76019, 104026, 136034, 152038, 212053, 222547, 424106, 445094, 884221, 988247, 1292323, 1768442, 1976494, 2584646, 2756689, 3604901, 4029007, 5513378, 7209802, 8058014, 16800199, 33600398, 46863713, 52377091, 68493119, 93727426, 104754182, 136986238, 890410547, 1780821094]

約数ペア:

[(1, 1780821094), (2, 890410547), (13, 136986238), (17, 104754182), (19, 93727426), (26, 68493119), (34, 52377091), (38, 46863713), (53, 33600398), (106, 16800199), (221, 8058014), (247, 7209802), (323, 5513378), (442, 4029007), (494, 3604901), (646, 2756689), (689, 2584646), (901, 1976494), (1007, 1768442), (1378, 1292323), (1802, 988247), (2014, 884221), (4001, 445094), (4199, 424106), (8002, 222547), (8398, 212053), (11713, 152038), (13091, 136034), (17119, 104026), (23426, 76019), (26182, 68017), (34238, 52013)]