219013101

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{1987}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 326047904

約数和(自身を除く): 107034803

約数列:

[1, 3, 9, 37, 111, 331, 333, 993, 1987, 2979, 5961, 12247, 17883, 36741, 73519, 110223, 220557, 657697, 661671, 1973091, 5919273, 24334789, 73004367, 219013101]

約数ペア:

[(1, 219013101), (3, 73004367), (9, 24334789), (37, 5919273), (111, 1973091), (331, 661671), (333, 657697), (993, 220557), (1987, 110223), (2979, 73519), (5961, 36741), (12247, 17883)]