72458253

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 129024000

約数和(自身を除く): 56565747

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 83, 93, 149, 189, 217, 249, 279, 447, 581, 651, 747, 837, 1043, 1341, 1743, 1953, 2241, 2573, 3129, 4023, 4619, 5229, 5859, 7719, 9387, 12367, 13857, 15687, 18011, 23157, 28161, 32333, 37101, 41571, 54033, 69471, 86569, 96999, 111303, 124713, 162099, 259707, 290997, 333909, 383377, 486297, 779121, 872991, 1150131, 2337363, 2683639, 3450393, 8050917, 10351179, 24152751, 72458253]

約数ペア:

[(1, 72458253), (3, 24152751), (7, 10351179), (9, 8050917), (21, 3450393), (27, 2683639), (31, 2337363), (63, 1150131), (83, 872991), (93, 779121), (149, 486297), (189, 383377), (217, 333909), (249, 290997), (279, 259707), (447, 162099), (581, 124713), (651, 111303), (747, 96999), (837, 86569), (1043, 69471), (1341, 54033), (1743, 41571), (1953, 37101), (2241, 32333), (2573, 28161), (3129, 23157), (4023, 18011), (4619, 15687), (5229, 13857), (5859, 12367), (7719, 9387)]