72904653

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 121305600

約数和(自身を除く): 48400947

約数列:

[1, 3, 9, 17, 19, 31, 51, 57, 93, 153, 171, 279, 323, 527, 589, 809, 969, 1581, 1767, 2427, 2907, 4743, 5301, 7281, 10013, 13753, 15371, 25079, 30039, 41259, 46113, 75237, 90117, 123777, 138339, 225711, 261307, 426343, 476501, 783921, 1279029, 1429503, 2351763, 3837087, 4288509, 8100517, 24301551, 72904653]

約数ペア:

[(1, 72904653), (3, 24301551), (9, 8100517), (17, 4288509), (19, 3837087), (31, 2351763), (51, 1429503), (57, 1279029), (93, 783921), (153, 476501), (171, 426343), (279, 261307), (323, 225711), (527, 138339), (589, 123777), (809, 90117), (969, 75237), (1581, 46113), (1767, 41259), (2427, 30039), (2907, 25079), (4743, 15371), (5301, 13753), (7281, 10013)]