72311283

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 123302400

約数和(自身を除く): 50991117

約数列:

[1, 3, 9, 11, 19, 33, 37, 57, 99, 111, 171, 209, 333, 407, 627, 703, 1039, 1221, 1881, 2109, 3117, 3663, 6327, 7733, 9351, 11429, 19741, 23199, 34287, 38443, 59223, 69597, 102861, 115329, 177669, 217151, 345987, 422873, 651453, 730417, 1268619, 1954359, 2191251, 3805857, 6573753, 8034587, 24103761, 72311283]

約数ペア:

[(1, 72311283), (3, 24103761), (9, 8034587), (11, 6573753), (19, 3805857), (33, 2191251), (37, 1954359), (57, 1268619), (99, 730417), (111, 651453), (171, 422873), (209, 345987), (333, 217151), (407, 177669), (627, 115329), (703, 102861), (1039, 69597), (1221, 59223), (1881, 38443), (2109, 34287), (3117, 23199), (3663, 19741), (6327, 11429), (7733, 9351)]