25199145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 21031767

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 97, 115, 207, 251, 291, 345, 485, 753, 873, 1035, 1255, 1455, 2231, 2259, 3765, 4365, 5773, 6693, 11155, 11295, 17319, 20079, 24347, 28865, 33465, 51957, 73041, 86595, 100395, 121735, 219123, 259785, 365205, 559981, 1095615, 1679943, 2799905, 5039829, 8399715, 25199145]

約数ペア:

[(1, 25199145), (3, 8399715), (5, 5039829), (9, 2799905), (15, 1679943), (23, 1095615), (45, 559981), (69, 365205), (97, 259785), (115, 219123), (207, 121735), (251, 100395), (291, 86595), (345, 73041), (485, 51957), (753, 33465), (873, 28865), (1035, 24347), (1255, 20079), (1455, 17319), (2231, 11295), (2259, 11155), (3765, 6693), (4365, 5773)]