221434870

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 404974080

約数和(自身を除く): 183539210

約数列:

[1, 2, 5, 10, 83, 166, 415, 431, 619, 830, 862, 1238, 2155, 3095, 4310, 6190, 35773, 51377, 71546, 102754, 178865, 256885, 266789, 357730, 513770, 533578, 1333945, 2667890, 22143487, 44286974, 110717435, 221434870]

約数ペア:

[(1, 221434870), (2, 110717435), (5, 44286974), (10, 22143487), (83, 2667890), (166, 1333945), (415, 533578), (431, 513770), (619, 357730), (830, 266789), (862, 256885), (1238, 178865), (2155, 102754), (3095, 71546), (4310, 51377), (6190, 35773)]