28139410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{929}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 54840240

約数和(自身を除く): 26700830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 929, 1165, 1858, 2330, 3029, 4645, 6058, 9290, 12077, 15145, 24154, 30290, 60385, 120770, 216457, 432914, 1082285, 2164570, 2813941, 5627882, 14069705, 28139410]

約数ペア:

[(1, 28139410), (2, 14069705), (5, 5627882), (10, 2813941), (13, 2164570), (26, 1082285), (65, 432914), (130, 216457), (233, 120770), (466, 60385), (929, 30290), (1165, 24154), (1858, 15145), (2330, 12077), (3029, 9290), (4645, 6058)]