219209690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{7069}}^1$

素因数の和:7526

約数の個数: 32

約数和(自身を含む): 452027520

約数和(自身を除く): 232817830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 2215, 3101, 4430, 6202, 7069, 14138, 15505, 31010, 35345, 49483, 70690, 98966, 247415, 494830, 3131567, 6263134, 15657835, 21920969, 31315670, 43841938, 109604845, 219209690]

約数ペア:

[(1, 219209690), (2, 109604845), (5, 43841938), (7, 31315670), (10, 21920969), (14, 15657835), (35, 6263134), (70, 3131567), (443, 494830), (886, 247415), (2215, 98966), (3101, 70690), (4430, 49483), (6202, 35345), (7069, 31010), (14138, 15505)]