442854139

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 554946560

約数和(自身を除く): 112092421

約数列:

[1, 7, 13, 91, 139, 157, 223, 973, 1099, 1561, 1807, 2041, 2899, 12649, 14287, 20293, 21823, 30997, 35011, 152761, 216979, 245077, 283699, 402961, 455143, 1985893, 2820727, 3186001, 4866529, 34065703, 63264877, 442854139]

約数ペア:

[(1, 442854139), (7, 63264877), (13, 34065703), (91, 4866529), (139, 3186001), (157, 2820727), (223, 1985893), (973, 455143), (1099, 402961), (1561, 283699), (1807, 245077), (2041, 216979), (2899, 152761), (12649, 35011), (14287, 30997), (20293, 21823)]