393670047

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 565585920

約数和(自身を除く): 171915873

約数列:

[1, 3, 23, 37, 69, 111, 271, 569, 813, 851, 1707, 2553, 6233, 10027, 13087, 18699, 21053, 30081, 39261, 63159, 154199, 230621, 462597, 484219, 691863, 1452657, 3546577, 5705363, 10639731, 17116089, 131223349, 393670047]

約数ペア:

[(1, 393670047), (3, 131223349), (23, 17116089), (37, 10639731), (69, 5705363), (111, 3546577), (271, 1452657), (569, 691863), (813, 484219), (851, 462597), (1707, 230621), (2553, 154199), (6233, 63159), (10027, 39261), (13087, 30081), (18699, 21053)]