72734641

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 88879680

約数和(自身を除く): 16145039

約数列:

[1, 7, 19, 107, 133, 269, 361, 749, 1883, 2033, 2527, 5111, 14231, 28783, 35777, 38627, 97109, 201481, 270389, 546877, 679763, 3828139, 10390663, 72734641]

約数ペア:

[(1, 72734641), (7, 10390663), (19, 3828139), (107, 679763), (133, 546877), (269, 270389), (361, 201481), (749, 97109), (1883, 38627), (2033, 35777), (2527, 28783), (5111, 14231)]