214970860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{826811}}^1$

素因数の和:826833

約数の個数: 24

約数和(自身を含む): 486165456

約数和(自身を除く): 271194596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 826811, 1653622, 3307244, 4134055, 8268110, 10748543, 16536220, 21497086, 42994172, 53742715, 107485430, 214970860]

約数ペア:

[(1, 214970860), (2, 107485430), (4, 53742715), (5, 42994172), (10, 21497086), (13, 16536220), (20, 10748543), (26, 8268110), (52, 4134055), (65, 3307244), (130, 1653622), (260, 826811)]