254175090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{651731}}^1$

素因数の和:651754

約数の個数: 32

約数和(自身を含む): 656945856

約数和(自身を除く): 402770766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 651731, 1303462, 1955193, 3258655, 3910386, 6517310, 8472503, 9775965, 16945006, 19551930, 25417509, 42362515, 50835018, 84725030, 127087545, 254175090]

約数ペア:

[(1, 254175090), (2, 127087545), (3, 84725030), (5, 50835018), (6, 42362515), (10, 25417509), (13, 19551930), (15, 16945006), (26, 9775965), (30, 8472503), (39, 6517310), (65, 3910386), (78, 3258655), (130, 1955193), (195, 1303462), (390, 651731)]