51561930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{245533}}^1$

素因数の和:245550

約数の個数: 32

約数和(自身を含む): 141427584

約数和(自身を除く): 89865654

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 245533, 491066, 736599, 1227665, 1473198, 1718731, 2455330, 3437462, 3682995, 5156193, 7365990, 8593655, 10312386, 17187310, 25780965, 51561930]

約数ペア:

[(1, 51561930), (2, 25780965), (3, 17187310), (5, 10312386), (6, 8593655), (7, 7365990), (10, 5156193), (14, 3682995), (15, 3437462), (21, 2455330), (30, 1718731), (35, 1473198), (42, 1227665), (70, 736599), (105, 491066), (210, 245533)]