293662070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{72869}}^1$

素因数の和:72920

約数の個数: 32

約数和(自身を含む): 587623680

約数和(自身を除く): 293961610

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 72869, 145738, 364345, 728690, 947297, 1894594, 2258939, 4517878, 4736485, 9472970, 11294695, 22589390, 29366207, 58732414, 146831035, 293662070]

約数ペア:

[(1, 293662070), (2, 146831035), (5, 58732414), (10, 29366207), (13, 22589390), (26, 11294695), (31, 9472970), (62, 4736485), (65, 4517878), (130, 2258939), (155, 1894594), (310, 947297), (403, 728690), (806, 364345), (2015, 145738), (4030, 72869)]