28820171908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3011}}^1\times {\mathrm{5059}}^1$

素因数の和:8128

約数の個数: 48

約数和(自身を含む): 56329701120

約数和(自身を除く): 27509529212

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 3011, 5059, 6022, 10118, 12044, 20236, 33121, 55649, 66242, 111298, 129473, 132484, 217537, 222596, 258946, 435074, 517892, 870148, 1424203, 2392907, 2848406, 4785814, 5696812, 9571628, 15232649, 30465298, 60930596, 167559139, 335118278, 655003907, 670236556, 1310007814, 2620015628, 7205042977, 14410085954, 28820171908]

約数ペア:

[(1, 28820171908), (2, 14410085954), (4, 7205042977), (11, 2620015628), (22, 1310007814), (43, 670236556), (44, 655003907), (86, 335118278), (172, 167559139), (473, 60930596), (946, 30465298), (1892, 15232649), (3011, 9571628), (5059, 5696812), (6022, 4785814), (10118, 2848406), (12044, 2392907), (20236, 1424203), (33121, 870148), (55649, 517892), (66242, 435074), (111298, 258946), (129473, 222596), (132484, 217537)]