633139731

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 1097557344

約数和(自身を除く): 464417613

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 73, 147, 213, 219, 277, 441, 497, 511, 639, 657, 831, 1491, 1533, 1939, 2493, 3479, 3577, 4473, 4599, 5183, 5817, 10437, 10731, 13573, 15549, 17451, 19667, 20221, 31311, 32193, 36281, 40719, 46647, 59001, 60663, 108843, 122157, 137669, 141547, 177003, 181989, 253967, 326529, 413007, 424641, 761901, 963683, 990829, 1239021, 1273923, 1435691, 2285703, 2891049, 2972487, 4307073, 8673147, 8917461, 10049837, 12921219, 30149511, 70348859, 90448533, 211046577, 633139731]

約数ペア:

[(1, 633139731), (3, 211046577), (7, 90448533), (9, 70348859), (21, 30149511), (49, 12921219), (63, 10049837), (71, 8917461), (73, 8673147), (147, 4307073), (213, 2972487), (219, 2891049), (277, 2285703), (441, 1435691), (497, 1273923), (511, 1239021), (639, 990829), (657, 963683), (831, 761901), (1491, 424641), (1533, 413007), (1939, 326529), (2493, 253967), (3479, 181989), (3577, 177003), (4473, 141547), (4599, 137669), (5183, 122157), (5817, 108843), (10437, 60663), (10731, 59001), (13573, 46647), (15549, 40719), (17451, 36281), (19667, 32193), (20221, 31311)]