72821672

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 171815040

約数和(自身を除く): 98993368

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 977, 1331, 1694, 1954, 2662, 3388, 3908, 5324, 6776, 6839, 7816, 9317, 10648, 10747, 13678, 18634, 21494, 27356, 37268, 42988, 54712, 74536, 75229, 85976, 118217, 150458, 236434, 300916, 472868, 601832, 827519, 945736, 1300387, 1655038, 2600774, 3310076, 5201548, 6620152, 9102709, 10403096, 18205418, 36410836, 72821672]

約数ペア:

[(1, 72821672), (2, 36410836), (4, 18205418), (7, 10403096), (8, 9102709), (11, 6620152), (14, 5201548), (22, 3310076), (28, 2600774), (44, 1655038), (56, 1300387), (77, 945736), (88, 827519), (121, 601832), (154, 472868), (242, 300916), (308, 236434), (484, 150458), (616, 118217), (847, 85976), (968, 75229), (977, 74536), (1331, 54712), (1694, 42988), (1954, 37268), (2662, 27356), (3388, 21494), (3908, 18634), (5324, 13678), (6776, 10747), (6839, 10648), (7816, 9317)]