51493905

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 92461824

約数和(自身を除く): 40967919

約数列:

[1, 3, 5, 9, 15, 45, 47, 97, 141, 235, 251, 291, 423, 485, 705, 753, 873, 1255, 1455, 2115, 2259, 3765, 4365, 4559, 11295, 11797, 13677, 22795, 24347, 35391, 41031, 58985, 68385, 73041, 106173, 121735, 176955, 205155, 219123, 365205, 530865, 1095615, 1144309, 3432927, 5721545, 10298781, 17164635, 51493905]

約数ペア:

[(1, 51493905), (3, 17164635), (5, 10298781), (9, 5721545), (15, 3432927), (45, 1144309), (47, 1095615), (97, 530865), (141, 365205), (235, 219123), (251, 205155), (291, 176955), (423, 121735), (485, 106173), (705, 73041), (753, 68385), (873, 58985), (1255, 41031), (1455, 35391), (2115, 24347), (2259, 22795), (3765, 13677), (4365, 11797), (4559, 11295)]