221351254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1237}}^1$

素因数の和:1552

約数の個数: 32

約数和(自身を含む): 371697120

約数和(自身を除く): 150345866

約数列:

[1, 2, 17, 19, 34, 38, 277, 323, 554, 646, 1237, 2474, 4709, 5263, 9418, 10526, 21029, 23503, 42058, 47006, 89471, 178942, 342649, 399551, 685298, 799102, 5825033, 6510331, 11650066, 13020662, 110675627, 221351254]

約数ペア:

[(1, 221351254), (2, 110675627), (17, 13020662), (19, 11650066), (34, 6510331), (38, 5825033), (277, 799102), (323, 685298), (554, 399551), (646, 342649), (1237, 178942), (2474, 89471), (4709, 47006), (5263, 42058), (9418, 23503), (10526, 21029)]