402311312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{2857}}^1$

素因数の和:3555

約数の個数: 40

約数和(自身を含む): 840972216

約数和(自身を除く): 438660904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 677, 1354, 2708, 2857, 5416, 5714, 8801, 10832, 11428, 17602, 22856, 35204, 37141, 45712, 70408, 74282, 140816, 148564, 297128, 594256, 1934189, 3868378, 7736756, 15473512, 25144457, 30947024, 50288914, 100577828, 201155656, 402311312]

約数ペア:

[(1, 402311312), (2, 201155656), (4, 100577828), (8, 50288914), (13, 30947024), (16, 25144457), (26, 15473512), (52, 7736756), (104, 3868378), (208, 1934189), (677, 594256), (1354, 297128), (2708, 148564), (2857, 140816), (5416, 74282), (5714, 70408), (8801, 45712), (10832, 37141), (11428, 35204), (17602, 22856)]