221547704

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{136421}}^1$

素因数の和:136463

約数の個数: 32

約数和(自身を含む): 491119200

約数和(自身を除く): 269571496

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 136421, 272842, 545684, 954947, 1091368, 1909894, 3819788, 3956209, 7639576, 7912418, 15824836, 27693463, 31649672, 55386926, 110773852, 221547704]

約数ペア:

[(1, 221547704), (2, 110773852), (4, 55386926), (7, 31649672), (8, 27693463), (14, 15824836), (28, 7912418), (29, 7639576), (56, 3956209), (58, 3819788), (116, 1909894), (203, 1091368), (232, 954947), (406, 545684), (812, 272842), (1624, 136421)]