220640546

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1697}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 390241152

約数和(自身を除く): 169600606

約数列:

[1, 2, 7, 14, 37, 74, 251, 259, 502, 518, 1697, 1757, 3394, 3514, 9287, 11879, 18574, 23758, 62789, 65009, 125578, 130018, 425947, 439523, 851894, 879046, 2981629, 5963258, 15760039, 31520078, 110320273, 220640546]

約数ペア:

[(1, 220640546), (2, 110320273), (7, 31520078), (14, 15760039), (37, 5963258), (74, 2981629), (251, 879046), (259, 851894), (502, 439523), (518, 425947), (1697, 130018), (1757, 125578), (3394, 65009), (3514, 62789), (9287, 23758), (11879, 18574)]