221598905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{619}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 304266240

約数和(自身を除く): 82667335

約数列:

[1, 5, 11, 23, 55, 115, 253, 283, 619, 1265, 1415, 3095, 3113, 6509, 6809, 14237, 15565, 32545, 34045, 71185, 71599, 156607, 175177, 357995, 783035, 875885, 1926947, 4029071, 9634735, 20145355, 44319781, 221598905]

約数ペア:

[(1, 221598905), (5, 44319781), (11, 20145355), (23, 9634735), (55, 4029071), (115, 1926947), (253, 875885), (283, 783035), (619, 357995), (1265, 175177), (1415, 156607), (3095, 71599), (3113, 71185), (6509, 34045), (6809, 32545), (14237, 15565)]