1327725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{281}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 2797440

約数和(自身を除く): 1469715

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 281, 315, 525, 675, 843, 945, 1405, 1575, 1967, 2529, 4215, 4725, 5901, 7025, 7587, 9835, 12645, 17703, 21075, 29505, 37935, 49175, 53109, 63225, 88515, 147525, 189675, 265545, 442575, 1327725]

約数ペア:

[(1, 1327725), (3, 442575), (5, 265545), (7, 189675), (9, 147525), (15, 88515), (21, 63225), (25, 53109), (27, 49175), (35, 37935), (45, 29505), (63, 21075), (75, 17703), (105, 12645), (135, 9835), (175, 7587), (189, 7025), (225, 5901), (281, 4725), (315, 4215), (525, 2529), (675, 1967), (843, 1575), (945, 1405)]