25780806

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 59608224

約数和(自身を除く): 33827418

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 173, 306, 346, 487, 519, 974, 1038, 1461, 1557, 2922, 2941, 3114, 4383, 5882, 8279, 8766, 8823, 16558, 17646, 24837, 26469, 49674, 52938, 74511, 84251, 149022, 168502, 252753, 505506, 758259, 1432267, 1516518, 2864534, 4296801, 8593602, 12890403, 25780806]

約数ペア:

[(1, 25780806), (2, 12890403), (3, 8593602), (6, 4296801), (9, 2864534), (17, 1516518), (18, 1432267), (34, 758259), (51, 505506), (102, 252753), (153, 168502), (173, 149022), (306, 84251), (346, 74511), (487, 52938), (519, 49674), (974, 26469), (1038, 24837), (1461, 17646), (1557, 16558), (2922, 8823), (2941, 8766), (3114, 8279), (4383, 5882)]