216983728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1043191}}^1$

素因数の和:1043212

約数の個数: 20

約数和(自身を含む): 452745328

約数和(自身を除く): 235761600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1043191, 2086382, 4172764, 8345528, 13561483, 16691056, 27122966, 54245932, 108491864, 216983728]

約数ペア:

[(1, 216983728), (2, 108491864), (4, 54245932), (8, 27122966), (13, 16691056), (16, 13561483), (26, 8345528), (52, 4172764), (104, 2086382), (208, 1043191)]