398983990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1734713}}^1$

素因数の和:1734743

約数の個数: 16

約数和(自身を含む): 749396448

約数和(自身を除く): 350412458

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1734713, 3469426, 8673565, 17347130, 39898399, 79796798, 199491995, 398983990]

約数ペア:

[(1, 398983990), (2, 199491995), (5, 79796798), (10, 39898399), (23, 17347130), (46, 8673565), (115, 3469426), (230, 1734713)]