421706590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{57689}}^1$

素因数の和:57756

約数の個数: 32

約数和(自身を含む): 822428640

約数和(自身を除く): 400722050

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 57689, 115378, 288445, 576890, 980713, 1961426, 2480627, 4903565, 4961254, 9807130, 12403135, 24806270, 42170659, 84341318, 210853295, 421706590]

約数ペア:

[(1, 421706590), (2, 210853295), (5, 84341318), (10, 42170659), (17, 24806270), (34, 12403135), (43, 9807130), (85, 4961254), (86, 4903565), (170, 2480627), (215, 1961426), (430, 980713), (731, 576890), (1462, 288445), (3655, 115378), (7310, 57689)]