72146782

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 109814400

約数和(自身を除く): 37667618

約数列:

[1, 2, 89, 178, 409, 818, 991, 1982, 36401, 72802, 88199, 176398, 405319, 810638, 36073391, 72146782]

約数ペア:

[(1, 72146782), (2, 36073391), (89, 810638), (178, 405319), (409, 176398), (818, 88199), (991, 72802), (1982, 36401)]