127431387

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{2609}}^1$

素因数の和:2694

約数の個数: 28

約数和(自身を含む): 193985640

約数和(自身を除く): 66554253

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 729, 1809, 2609, 5427, 7827, 16281, 23481, 48843, 70443, 174803, 211329, 524409, 633987, 1573227, 1901961, 4719681, 14159043, 42477129, 127431387]

約数ペア:

[(1, 127431387), (3, 42477129), (9, 14159043), (27, 4719681), (67, 1901961), (81, 1573227), (201, 633987), (243, 524409), (603, 211329), (729, 174803), (1809, 70443), (2609, 48843), (5427, 23481), (7827, 16281)]