156905223

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 229837824

約数和(自身を除く): 72932601

約数列:

[1, 3, 17, 47, 51, 67, 141, 201, 799, 977, 1139, 2397, 2931, 3149, 3417, 9447, 16609, 45919, 49827, 53533, 65459, 137757, 160599, 196377, 780623, 1112803, 2341869, 3076573, 3338409, 9229719, 52301741, 156905223]

約数ペア:

[(1, 156905223), (3, 52301741), (17, 9229719), (47, 3338409), (51, 3076573), (67, 2341869), (141, 1112803), (201, 780623), (799, 196377), (977, 160599), (1139, 137757), (2397, 65459), (2931, 53533), (3149, 49827), (3417, 45919), (9447, 16609)]