213160804

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 395531136

約数和(自身を除く): 182370332

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 167, 172, 181, 334, 362, 668, 724, 1763, 3526, 6847, 7052, 7181, 7421, 7783, 13694, 14362, 14842, 15566, 27388, 28724, 29684, 30227, 31132, 60454, 120908, 294421, 319103, 588842, 638206, 1177684, 1239307, 1276412, 1299761, 2478614, 2599522, 4957228, 5199044, 53290201, 106580402, 213160804]

約数ペア:

[(1, 213160804), (2, 106580402), (4, 53290201), (41, 5199044), (43, 4957228), (82, 2599522), (86, 2478614), (164, 1299761), (167, 1276412), (172, 1239307), (181, 1177684), (334, 638206), (362, 588842), (668, 319103), (724, 294421), (1763, 120908), (3526, 60454), (6847, 31132), (7052, 30227), (7181, 29684), (7421, 28724), (7783, 27388), (13694, 15566), (14362, 14842)]