16856555793

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103801}}^1$

素因数の和:103878

約数の個数: 64

約数和(自身を含む): 30293575680

約数和(自身を除く): 13437019887

約数列:

[1, 3, 7, 11, 19, 21, 33, 37, 57, 77, 111, 133, 209, 231, 259, 399, 407, 627, 703, 777, 1221, 1463, 2109, 2849, 4389, 4921, 7733, 8547, 14763, 23199, 54131, 103801, 162393, 311403, 726607, 1141811, 1972219, 2179821, 3425433, 3840637, 5916657, 7992677, 11521911, 13805533, 21694409, 23978031, 26884459, 41416599, 42247007, 65083227, 72972103, 80653377, 126741021, 151860863, 218916309, 295729049, 455582589, 510804721, 802693133, 887187147, 1532414163, 2408079399, 5618851931, 16856555793]

約数ペア:

[(1, 16856555793), (3, 5618851931), (7, 2408079399), (11, 1532414163), (19, 887187147), (21, 802693133), (33, 510804721), (37, 455582589), (57, 295729049), (77, 218916309), (111, 151860863), (133, 126741021), (209, 80653377), (231, 72972103), (259, 65083227), (399, 42247007), (407, 41416599), (627, 26884459), (703, 23978031), (777, 21694409), (1221, 13805533), (1463, 11521911), (2109, 7992677), (2849, 5916657), (4389, 3840637), (4921, 3425433), (7733, 2179821), (8547, 1972219), (14763, 1141811), (23199, 726607), (54131, 311403), (103801, 162393)]