201450501

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 349090560

約数和(自身を除く): 147640059

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 497, 609, 639, 1491, 1553, 1827, 2059, 4473, 4659, 6177, 10871, 13977, 14413, 18531, 32613, 43239, 45037, 97839, 110263, 129717, 135111, 315259, 330789, 405333, 771841, 945777, 992367, 2315523, 2837331, 3197627, 6946569, 9592881, 22383389, 28778643, 67150167, 201450501]

約数ペア:

[(1, 201450501), (3, 67150167), (7, 28778643), (9, 22383389), (21, 9592881), (29, 6946569), (63, 3197627), (71, 2837331), (87, 2315523), (203, 992367), (213, 945777), (261, 771841), (497, 405333), (609, 330789), (639, 315259), (1491, 135111), (1553, 129717), (1827, 110263), (2059, 97839), (4473, 45037), (4659, 43239), (6177, 32613), (10871, 18531), (13977, 14413)]