16000257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 28385280

約数和(自身を除く): 12385023

約数列:

[1, 3, 7, 13, 21, 29, 39, 43, 47, 87, 91, 129, 141, 203, 273, 301, 329, 377, 559, 609, 611, 903, 987, 1131, 1247, 1363, 1677, 1833, 2021, 2639, 3741, 3913, 4089, 4277, 6063, 7917, 8729, 9541, 11739, 12831, 14147, 16211, 17719, 26187, 26273, 28623, 42441, 48633, 53157, 58609, 78819, 113477, 124033, 175827, 183911, 340431, 372099, 410263, 551733, 761917, 1230789, 2285751, 5333419, 16000257]

約数ペア:

[(1, 16000257), (3, 5333419), (7, 2285751), (13, 1230789), (21, 761917), (29, 551733), (39, 410263), (43, 372099), (47, 340431), (87, 183911), (91, 175827), (129, 124033), (141, 113477), (203, 78819), (273, 58609), (301, 53157), (329, 48633), (377, 42441), (559, 28623), (609, 26273), (611, 26187), (903, 17719), (987, 16211), (1131, 14147), (1247, 12831), (1363, 11739), (1677, 9541), (1833, 8729), (2021, 7917), (2639, 6063), (3741, 4277), (3913, 4089)]