25821198

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6491}}^1$

素因数の和:6529

約数の個数: 48

約数和(自身を含む): 63803376

約数和(自身を除く): 37982178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 6491, 12982, 19473, 38946, 58419, 84383, 110347, 116838, 168766, 220694, 253149, 331041, 506298, 662082, 759447, 993123, 1434511, 1518894, 1986246, 2869022, 4303533, 8607066, 12910599, 25821198]

約数ペア:

[(1, 25821198), (2, 12910599), (3, 8607066), (6, 4303533), (9, 2869022), (13, 1986246), (17, 1518894), (18, 1434511), (26, 993123), (34, 759447), (39, 662082), (51, 506298), (78, 331041), (102, 253149), (117, 220694), (153, 168766), (221, 116838), (234, 110347), (306, 84383), (442, 58419), (663, 38946), (1326, 19473), (1989, 12982), (3978, 6491)]