128901378

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{7753}}^1$

素因数の和:7938

約数の個数: 32

約数和(自身を含む): 274677696

約数和(自身を除く): 145776318

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 163, 326, 489, 978, 2771, 5542, 7753, 8313, 15506, 16626, 23259, 46518, 131801, 263602, 395403, 790806, 1263739, 2527478, 3791217, 7582434, 21483563, 42967126, 64450689, 128901378]

約数ペア:

[(1, 128901378), (2, 64450689), (3, 42967126), (6, 21483563), (17, 7582434), (34, 3791217), (51, 2527478), (102, 1263739), (163, 790806), (326, 395403), (489, 263602), (978, 131801), (2771, 46518), (5542, 23259), (7753, 16626), (8313, 15506)]