215566863

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 303409152

約数和(自身を除く): 87842289

約数列:

[1, 3, 47, 61, 71, 141, 183, 213, 353, 1059, 2867, 3337, 4331, 8601, 10011, 12993, 16591, 21533, 25063, 49773, 64599, 75189, 203557, 610671, 1012051, 1177961, 1528843, 3036153, 3533883, 4586529, 71855621, 215566863]

約数ペア:

[(1, 215566863), (3, 71855621), (47, 4586529), (61, 3533883), (71, 3036153), (141, 1528843), (183, 1177961), (213, 1012051), (353, 610671), (1059, 203557), (2867, 75189), (3337, 64599), (4331, 49773), (8601, 25063), (10011, 21533), (12993, 16591)]