216243290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{4177}}^1$

素因数の和:4382

約数の個数: 32

約数和(自身を含む): 404296704

約数和(自身を除く): 188053414

約数列:

[1, 2, 5, 10, 31, 62, 155, 167, 310, 334, 835, 1670, 4177, 5177, 8354, 10354, 20885, 25885, 41770, 51770, 129487, 258974, 647435, 697559, 1294870, 1395118, 3487795, 6975590, 21624329, 43248658, 108121645, 216243290]

約数ペア:

[(1, 216243290), (2, 108121645), (5, 43248658), (10, 21624329), (31, 6975590), (62, 3487795), (155, 1395118), (167, 1294870), (310, 697559), (334, 647435), (835, 258974), (1670, 129487), (4177, 51770), (5177, 41770), (8354, 25885), (10354, 20885)]