25992603

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 22391397

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 71, 91, 117, 149, 189, 213, 273, 351, 447, 497, 639, 819, 923, 1043, 1341, 1491, 1917, 1937, 2457, 2769, 3129, 4023, 4473, 5811, 6461, 8307, 9387, 10579, 13419, 13559, 17433, 19383, 24921, 28161, 31737, 40677, 52299, 58149, 74053, 95211, 122031, 137527, 174447, 222159, 285633, 366093, 412581, 666477, 962689, 1237743, 1999431, 2888067, 3713229, 8664201, 25992603]

約数ペア:

[(1, 25992603), (3, 8664201), (7, 3713229), (9, 2888067), (13, 1999431), (21, 1237743), (27, 962689), (39, 666477), (63, 412581), (71, 366093), (91, 285633), (117, 222159), (149, 174447), (189, 137527), (213, 122031), (273, 95211), (351, 74053), (447, 58149), (497, 52299), (639, 40677), (819, 31737), (923, 28161), (1043, 24921), (1341, 19383), (1491, 17433), (1917, 13559), (1937, 13419), (2457, 10579), (2769, 9387), (3129, 8307), (4023, 6461), (4473, 5811)]