1540202391

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1579}}^1$

素因数の和:2005

約数の個数: 64

約数和(自身を含む): 2817203200

約数和(自身を除く): 1277000809

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 397, 819, 1191, 1579, 2457, 2779, 3573, 4737, 5161, 8337, 10719, 11053, 14211, 15483, 20527, 25011, 33159, 36127, 42633, 46449, 61581, 75033, 99477, 108381, 139347, 143689, 184743, 298431, 325143, 431067, 554229, 626863, 975429, 1293201, 1880589, 3879603, 4388041, 5641767, 8149219, 13164123, 16925301, 24447657, 39492369, 57044533, 73342971, 118477107, 171133599, 220028913, 513400797, 1540202391]

約数ペア:

[(1, 1540202391), (3, 513400797), (7, 220028913), (9, 171133599), (13, 118477107), (21, 73342971), (27, 57044533), (39, 39492369), (63, 24447657), (91, 16925301), (117, 13164123), (189, 8149219), (273, 5641767), (351, 4388041), (397, 3879603), (819, 1880589), (1191, 1293201), (1579, 975429), (2457, 626863), (2779, 554229), (3573, 431067), (4737, 325143), (5161, 298431), (8337, 184743), (10719, 143689), (11053, 139347), (14211, 108381), (15483, 99477), (20527, 75033), (25011, 61581), (33159, 46449), (36127, 42633)]