201321603

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1901}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 340823184

約数和(自身を除く): 139501581

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 1681, 1901, 2583, 5043, 5703, 11767, 13307, 15129, 17109, 35301, 39921, 77941, 105903, 119763, 233823, 545587, 701469, 1636761, 3195581, 4910283, 9586743, 22369067, 28760229, 67107201, 201321603]

約数ペア:

[(1, 201321603), (3, 67107201), (7, 28760229), (9, 22369067), (21, 9586743), (41, 4910283), (63, 3195581), (123, 1636761), (287, 701469), (369, 545587), (861, 233823), (1681, 119763), (1901, 105903), (2583, 77941), (5043, 39921), (5703, 35301), (11767, 17109), (13307, 15129)]