72888529

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 89510400

約数和(自身を除く): 16621871

約数列:

[1, 7, 41, 49, 71, 73, 287, 343, 497, 511, 2009, 2911, 2993, 3479, 3577, 5183, 14063, 20377, 20951, 24353, 25039, 36281, 142639, 146657, 212503, 253967, 998473, 1026599, 1487521, 1777769, 10412647, 72888529]

約数ペア:

[(1, 72888529), (7, 10412647), (41, 1777769), (49, 1487521), (71, 1026599), (73, 998473), (287, 253967), (343, 212503), (497, 146657), (511, 142639), (2009, 36281), (2911, 25039), (2993, 24353), (3479, 20951), (3577, 20377), (5183, 14063)]