78973041

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1409}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 128321280

約数和(自身を除く): 49348239

約数列:

[1, 3, 7, 17, 21, 51, 119, 157, 357, 471, 1099, 1409, 2669, 3297, 4227, 8007, 9863, 18683, 23953, 29589, 56049, 71859, 167671, 221213, 503013, 663639, 1548491, 3760621, 4645473, 11281863, 26324347, 78973041]

約数ペア:

[(1, 78973041), (3, 26324347), (7, 11281863), (17, 4645473), (21, 3760621), (51, 1548491), (119, 663639), (157, 503013), (357, 221213), (471, 167671), (1099, 71859), (1409, 56049), (2669, 29589), (3297, 23953), (4227, 18683), (8007, 9863)]