25661738

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 17012950

約数列:

[1, 2, 17, 31, 34, 62, 97, 194, 251, 502, 527, 1054, 1649, 3007, 3298, 4267, 6014, 7781, 8534, 15562, 24347, 48694, 51119, 102238, 132277, 264554, 413899, 754757, 827798, 1509514, 12830869, 25661738]

約数ペア:

[(1, 25661738), (2, 12830869), (17, 1509514), (31, 827798), (34, 754757), (62, 413899), (97, 264554), (194, 132277), (251, 102238), (502, 51119), (527, 48694), (1054, 24347), (1649, 15562), (3007, 8534), (3298, 7781), (4267, 6014)]