28366968656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{212099}}^1$

素因数の和:212763

約数の個数: 40

約数和(自身を含む): 59281101600

約数和(自身を除く): 30914132944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 643, 1286, 2572, 5144, 8359, 10288, 16718, 33436, 66872, 133744, 212099, 424198, 848396, 1696792, 2757287, 3393584, 5514574, 11029148, 22058296, 44116592, 136379657, 272759314, 545518628, 1091037256, 1772935541, 2182074512, 3545871082, 7091742164, 14183484328, 28366968656]

約数ペア:

[(1, 28366968656), (2, 14183484328), (4, 7091742164), (8, 3545871082), (13, 2182074512), (16, 1772935541), (26, 1091037256), (52, 545518628), (104, 272759314), (208, 136379657), (643, 44116592), (1286, 22058296), (2572, 11029148), (5144, 5514574), (8359, 3393584), (10288, 2757287), (16718, 1696792), (33436, 848396), (66872, 424198), (133744, 212099)]