221736165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 421656576

約数和(自身を除く): 199920411

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 67, 105, 129, 201, 215, 301, 335, 469, 645, 733, 903, 1005, 1407, 1505, 2199, 2345, 2881, 3665, 4515, 5131, 7035, 8643, 10995, 14405, 15393, 20167, 25655, 31519, 43215, 49111, 60501, 76965, 94557, 100835, 147333, 157595, 220633, 245555, 302505, 343777, 472785, 661899, 736665, 1031331, 1103165, 1718885, 2111773, 3309495, 5156655, 6335319, 10558865, 14782411, 31676595, 44347233, 73912055, 221736165]

約数ペア:

[(1, 221736165), (3, 73912055), (5, 44347233), (7, 31676595), (15, 14782411), (21, 10558865), (35, 6335319), (43, 5156655), (67, 3309495), (105, 2111773), (129, 1718885), (201, 1103165), (215, 1031331), (301, 736665), (335, 661899), (469, 472785), (645, 343777), (733, 302505), (903, 245555), (1005, 220633), (1407, 157595), (1505, 147333), (2199, 100835), (2345, 94557), (2881, 76965), (3665, 60501), (4515, 49111), (5131, 43215), (7035, 31519), (8643, 25655), (10995, 20167), (14405, 15393)]