30873087

素因数分解:

$3^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 53102400

約数和(自身を除く): 22229313

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 137, 147, 219, 343, 411, 441, 511, 657, 959, 1029, 1233, 1533, 2877, 3087, 3577, 4599, 6713, 8631, 10001, 10731, 20139, 25039, 30003, 32193, 46991, 60417, 70007, 75117, 90009, 140973, 210021, 225351, 422919, 490049, 630063, 1470147, 3430343, 4410441, 10291029, 30873087]

約数ペア:

[(1, 30873087), (3, 10291029), (7, 4410441), (9, 3430343), (21, 1470147), (49, 630063), (63, 490049), (73, 422919), (137, 225351), (147, 210021), (219, 140973), (343, 90009), (411, 75117), (441, 70007), (511, 60417), (657, 46991), (959, 32193), (1029, 30003), (1233, 25039), (1533, 20139), (2877, 10731), (3087, 10001), (3577, 8631), (4599, 6713)]