215508716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{42323}}^1$

素因数の和:42413

約数の個数: 24

約数和(自身を含む): 402924480

約数和(自身を除く): 187415764

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 42323, 84646, 169292, 804137, 1608274, 2835641, 3216548, 5671282, 11342564, 53877179, 107754358, 215508716]

約数ペア:

[(1, 215508716), (2, 107754358), (4, 53877179), (19, 11342564), (38, 5671282), (67, 3216548), (76, 2835641), (134, 1608274), (268, 804137), (1273, 169292), (2546, 84646), (5092, 42323)]