218635288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{2789}}^1$

素因数の和:3075

約数の個数: 32

約数和(自身を含む): 421848000

約数和(自身を除く): 203212712

約数列:

[1, 2, 4, 8, 41, 82, 164, 239, 328, 478, 956, 1912, 2789, 5578, 9799, 11156, 19598, 22312, 39196, 78392, 114349, 228698, 457396, 666571, 914792, 1333142, 2666284, 5332568, 27329411, 54658822, 109317644, 218635288]

約数ペア:

[(1, 218635288), (2, 109317644), (4, 54658822), (8, 27329411), (41, 5332568), (82, 2666284), (164, 1333142), (239, 914792), (328, 666571), (478, 457396), (956, 228698), (1912, 114349), (2789, 78392), (5578, 39196), (9799, 22312), (11156, 19598)]