448670859

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{19801}}^1$

素因数の和:19907

約数の個数: 32

約数和(自身を含む): 745188864

約数和(自身を除く): 296518005

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 7553, 19801, 22659, 59403, 138607, 257413, 415821, 772239, 1643483, 1801891, 4930449, 5405673, 11504381, 21365279, 34513143, 64095837, 149556953, 448670859]

約数ペア:

[(1, 448670859), (3, 149556953), (7, 64095837), (13, 34513143), (21, 21365279), (39, 11504381), (83, 5405673), (91, 4930449), (249, 1801891), (273, 1643483), (581, 772239), (1079, 415821), (1743, 257413), (3237, 138607), (7553, 59403), (19801, 22659)]