72991556

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 141214080

約数和(自身を除く): 68222524

約数列:

[1, 2, 4, 11, 22, 44, 121, 239, 242, 478, 484, 631, 956, 1262, 2524, 2629, 5258, 6941, 10516, 13882, 27764, 28919, 57838, 76351, 115676, 150809, 152702, 301618, 305404, 603236, 1658899, 3317798, 6635596, 18247889, 36495778, 72991556]

約数ペア:

[(1, 72991556), (2, 36495778), (4, 18247889), (11, 6635596), (22, 3317798), (44, 1658899), (121, 603236), (239, 305404), (242, 301618), (478, 152702), (484, 150809), (631, 115676), (956, 76351), (1262, 57838), (2524, 28919), (2629, 27764), (5258, 13882), (6941, 10516)]