201321115

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{1163}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 245138400

約数和(自身を除く): 43817285

約数列:

[1, 5, 89, 389, 445, 1163, 1945, 5815, 34621, 103507, 173105, 452407, 517535, 2262035, 40264223, 201321115]

約数ペア:

[(1, 201321115), (5, 40264223), (89, 2262035), (389, 517535), (445, 452407), (1163, 173105), (1945, 103507), (5815, 34621)]