8459984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:567

約数の個数: 40

約数和(自身を含む): 17889480

約数和(自身を除く): 9429496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 457, 712, 914, 1157, 1424, 1828, 2314, 3656, 4628, 5941, 7312, 9256, 11882, 18512, 23764, 40673, 47528, 81346, 95056, 162692, 325384, 528749, 650768, 1057498, 2114996, 4229992, 8459984]

約数ペア:

[(1, 8459984), (2, 4229992), (4, 2114996), (8, 1057498), (13, 650768), (16, 528749), (26, 325384), (52, 162692), (89, 95056), (104, 81346), (178, 47528), (208, 40673), (356, 23764), (457, 18512), (712, 11882), (914, 9256), (1157, 7312), (1424, 5941), (1828, 4628), (2314, 3656)]