221459628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{109201}}^1$

素因数の和:109234

約数の個数: 36

約数和(自身を含む): 559551048

約数和(自身を除く): 338091420

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 109201, 218402, 327603, 436804, 655206, 1310412, 1419613, 2839226, 4258839, 5678452, 8517678, 17035356, 18454969, 36909938, 55364907, 73819876, 110729814, 221459628]

約数ペア:

[(1, 221459628), (2, 110729814), (3, 73819876), (4, 55364907), (6, 36909938), (12, 18454969), (13, 17035356), (26, 8517678), (39, 5678452), (52, 4258839), (78, 2839226), (156, 1419613), (169, 1310412), (338, 655206), (507, 436804), (676, 327603), (1014, 218402), (2028, 109201)]