27065490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20981}}^1$

素因数の和:21034

約数の個数: 32

約数和(自身を含む): 66470976

約数和(自身を除く): 39405486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 20981, 41962, 62943, 104905, 125886, 209810, 314715, 629430, 902183, 1804366, 2706549, 4510915, 5413098, 9021830, 13532745, 27065490]

約数ペア:

[(1, 27065490), (2, 13532745), (3, 9021830), (5, 5413098), (6, 4510915), (10, 2706549), (15, 1804366), (30, 902183), (43, 629430), (86, 314715), (129, 209810), (215, 125886), (258, 104905), (430, 62943), (645, 41962), (1290, 20981)]