221319943

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{2357}}^1$

素因数の和:2634

約数の個数: 16

約数和(自身を含む): 247193856

約数和(自身を除く): 25873913

約数列:

[1, 13, 31, 233, 403, 2357, 3029, 7223, 30641, 73067, 93899, 549181, 949871, 7139353, 17024611, 221319943]

約数ペア:

[(1, 221319943), (13, 17024611), (31, 7139353), (233, 949871), (403, 549181), (2357, 93899), (3029, 73067), (7223, 30641)]