28002429

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 53665920

約数和(自身を除く): 25663491

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 81, 87, 91, 117, 131, 189, 203, 261, 273, 351, 377, 393, 567, 609, 783, 819, 917, 1053, 1131, 1179, 1703, 1827, 2349, 2457, 2639, 2751, 3393, 3537, 3799, 5109, 5481, 7371, 7917, 8253, 10179, 10611, 11397, 11921, 15327, 16443, 23751, 24759, 26593, 30537, 34191, 35763, 45981, 49387, 71253, 74277, 79779, 102573, 107289, 137943, 148161, 213759, 239337, 307719, 321867, 345709, 444483, 718011, 965601, 1037127, 1333449, 2154033, 3111381, 4000347, 9334143, 28002429]

約数ペア:

[(1, 28002429), (3, 9334143), (7, 4000347), (9, 3111381), (13, 2154033), (21, 1333449), (27, 1037127), (29, 965601), (39, 718011), (63, 444483), (81, 345709), (87, 321867), (91, 307719), (117, 239337), (131, 213759), (189, 148161), (203, 137943), (261, 107289), (273, 102573), (351, 79779), (377, 74277), (393, 71253), (567, 49387), (609, 45981), (783, 35763), (819, 34191), (917, 30537), (1053, 26593), (1131, 24759), (1179, 23751), (1703, 16443), (1827, 15327), (2349, 11921), (2457, 11397), (2639, 10611), (2751, 10179), (3393, 8253), (3537, 7917), (3799, 7371), (5109, 5481)]