898779830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{130447}}^1$

素因数の和:130520

約数の個数: 32

約数和(自身を含む): 1775136384

約数和(自身を除く): 876356554

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 130447, 260894, 652235, 1304470, 1695811, 3391622, 6913691, 8479055, 13827382, 16958110, 34568455, 69136910, 89877983, 179755966, 449389915, 898779830]

約数ペア:

[(1, 898779830), (2, 449389915), (5, 179755966), (10, 89877983), (13, 69136910), (26, 34568455), (53, 16958110), (65, 13827382), (106, 8479055), (130, 6913691), (265, 3391622), (530, 1695811), (689, 1304470), (1378, 652235), (3445, 260894), (6890, 130447)]