28453941

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 42367104

約数和(自身を除く): 13913163

約数列:

[1, 3, 9, 47, 137, 141, 411, 423, 491, 1233, 1473, 4419, 6439, 19317, 23077, 57951, 67267, 69231, 201801, 207693, 605403, 3161549, 9484647, 28453941]

約数ペア:

[(1, 28453941), (3, 9484647), (9, 3161549), (47, 605403), (137, 207693), (141, 201801), (411, 69231), (423, 67267), (491, 57951), (1233, 23077), (1473, 19317), (4419, 6439)]