208599190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{3529}}^1$

素因数の和:3816

約数の個数: 32

約数和(自身を含む): 393439680

約数和(自身を除く): 184840490

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 514, 1285, 2570, 3529, 5911, 7058, 11822, 17645, 29555, 35290, 59110, 81167, 162334, 405835, 811670, 906953, 1813906, 4534765, 9069530, 20859919, 41719838, 104299595, 208599190]

約数ペア:

[(1, 208599190), (2, 104299595), (5, 41719838), (10, 20859919), (23, 9069530), (46, 4534765), (115, 1813906), (230, 906953), (257, 811670), (514, 405835), (1285, 162334), (2570, 81167), (3529, 59110), (5911, 35290), (7058, 29555), (11822, 17645)]