217812712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{31259}}^1$

素因数の和:31345

約数の個数: 32

約数和(自身を含む): 446392800

約数和(自身を除く): 228580088

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 31259, 62518, 125036, 250072, 406367, 812734, 1625468, 2094353, 3250936, 4188706, 8377412, 16754824, 27226589, 54453178, 108906356, 217812712]

約数ペア:

[(1, 217812712), (2, 108906356), (4, 54453178), (8, 27226589), (13, 16754824), (26, 8377412), (52, 4188706), (67, 3250936), (104, 2094353), (134, 1625468), (268, 812734), (536, 406367), (871, 250072), (1742, 125036), (3484, 62518), (6968, 31259)]