166656609

素因数分解:

$3^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1699}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 286334400

約数和(自身を除く): 119677791

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 173, 189, 519, 567, 1211, 1557, 1699, 3633, 4671, 5097, 10899, 11893, 14013, 15291, 32697, 35679, 45873, 98091, 107037, 137619, 293927, 321111, 881781, 963333, 2057489, 2645343, 6172467, 7936029, 18517401, 23808087, 55552203, 166656609]

約数ペア:

[(1, 166656609), (3, 55552203), (7, 23808087), (9, 18517401), (21, 7936029), (27, 6172467), (63, 2645343), (81, 2057489), (173, 963333), (189, 881781), (519, 321111), (567, 293927), (1211, 137619), (1557, 107037), (1699, 98091), (3633, 45873), (4671, 35679), (5097, 32697), (10899, 15291), (11893, 14013)]