215202399

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{22147}}^1$

素因数の和:22270

約数の個数: 16

約数和(自身を含む): 297669120

約数和(自身を除く): 82466721

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 22147, 66441, 908027, 1749613, 2724081, 5248839, 71734133, 215202399]

約数ペア:

[(1, 215202399), (3, 71734133), (41, 5248839), (79, 2724081), (123, 1749613), (237, 908027), (3239, 66441), (9717, 22147)]