221569643939

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3049}}^1\times {\mathrm{19699}}^1$

素因数の和:22803

約数の個数: 32

約数和(自身を含む): 276871680000

約数和(自身を除く): 55302036061

約数列:

[1, 7, 17, 31, 119, 217, 527, 3049, 3689, 19699, 21343, 51833, 94519, 137893, 334883, 362831, 610669, 661633, 1606823, 2344181, 4274683, 10381373, 11247761, 60062251, 72669611, 420435757, 1021058267, 1861929781, 7147407869, 13033508467, 31652806277, 221569643939]

約数ペア:

[(1, 221569643939), (7, 31652806277), (17, 13033508467), (31, 7147407869), (119, 1861929781), (217, 1021058267), (527, 420435757), (3049, 72669611), (3689, 60062251), (19699, 11247761), (21343, 10381373), (51833, 4274683), (94519, 2344181), (137893, 1606823), (334883, 661633), (362831, 610669)]