13872591

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 20666880

約数和(自身を除く): 6794289

約数列:

[1, 3, 9, 53, 127, 159, 229, 381, 477, 687, 1143, 2061, 6731, 12137, 20193, 29083, 36411, 60579, 87249, 109233, 261747, 1541399, 4624197, 13872591]

約数ペア:

[(1, 13872591), (3, 4624197), (9, 1541399), (53, 261747), (127, 109233), (159, 87249), (229, 60579), (381, 36411), (477, 29083), (687, 20193), (1143, 12137), (2061, 6731)]