223871336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{69439}}^1$

素因数の和:69489

約数の個数: 32

約数和(自身を含む): 466636800

約数和(自身を除く): 242765464

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 69439, 138878, 277756, 555512, 902707, 1805414, 2152609, 3610828, 4305218, 7221656, 8610436, 17220872, 27983917, 55967834, 111935668, 223871336]

約数ペア:

[(1, 223871336), (2, 111935668), (4, 55967834), (8, 27983917), (13, 17220872), (26, 8610436), (31, 7221656), (52, 4305218), (62, 3610828), (104, 2152609), (124, 1805414), (248, 902707), (403, 555512), (806, 277756), (1612, 138878), (3224, 69439)]