217967408

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{153067}}^1$

素因数の和:153164

約数の個数: 20

約数和(自身を含む): 427059720

約数和(自身を除く): 209092312

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 153067, 306134, 612268, 1224536, 2449072, 13622963, 27245926, 54491852, 108983704, 217967408]

約数ペア:

[(1, 217967408), (2, 108983704), (4, 54491852), (8, 27245926), (16, 13622963), (89, 2449072), (178, 1224536), (356, 612268), (712, 306134), (1424, 153067)]