202603947

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 348257280

約数和(自身を除く): 145653333

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 157, 163, 203, 273, 377, 471, 489, 609, 1099, 1131, 1141, 2041, 2119, 2639, 3297, 3423, 4553, 4727, 6123, 6357, 7917, 13659, 14181, 14287, 14833, 25591, 31871, 33089, 42861, 44499, 59189, 61451, 76773, 95613, 99267, 177567, 179137, 184353, 332683, 414323, 430157, 537411, 742139, 998049, 1242969, 1290471, 2226417, 2328781, 5194973, 6986343, 9647807, 15584919, 28943421, 67534649, 202603947]

約数ペア:

[(1, 202603947), (3, 67534649), (7, 28943421), (13, 15584919), (21, 9647807), (29, 6986343), (39, 5194973), (87, 2328781), (91, 2226417), (157, 1290471), (163, 1242969), (203, 998049), (273, 742139), (377, 537411), (471, 430157), (489, 414323), (609, 332683), (1099, 184353), (1131, 179137), (1141, 177567), (2041, 99267), (2119, 95613), (2639, 76773), (3297, 61451), (3423, 59189), (4553, 44499), (4727, 42861), (6123, 33089), (6357, 31871), (7917, 25591), (13659, 14833), (14181, 14287)]