3728907

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 6901440

約数和(自身を除く): 3172533

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 157, 203, 261, 273, 377, 471, 609, 819, 1099, 1131, 1413, 1827, 2041, 2639, 3297, 3393, 4553, 6123, 7917, 9891, 13659, 14287, 18369, 23751, 31871, 40977, 42861, 59189, 95613, 128583, 177567, 286839, 414323, 532701, 1242969, 3728907]

約数ペア:

[(1, 3728907), (3, 1242969), (7, 532701), (9, 414323), (13, 286839), (21, 177567), (29, 128583), (39, 95613), (63, 59189), (87, 42861), (91, 40977), (117, 31871), (157, 23751), (203, 18369), (261, 14287), (273, 13659), (377, 9891), (471, 7917), (609, 6123), (819, 4553), (1099, 3393), (1131, 3297), (1413, 2639), (1827, 2041)]