6513975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 13405392

約数和(自身を除く): 6891417

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 131, 153, 195, 221, 225, 255, 325, 393, 425, 585, 655, 663, 765, 975, 1105, 1179, 1275, 1703, 1965, 1989, 2227, 2925, 3275, 3315, 3825, 5109, 5525, 5895, 6681, 8515, 9825, 9945, 11135, 15327, 16575, 20043, 25545, 28951, 29475, 33405, 42575, 49725, 55675, 76635, 86853, 100215, 127725, 144755, 167025, 260559, 383175, 434265, 501075, 723775, 1302795, 2171325, 6513975]

約数ペア:

[(1, 6513975), (3, 2171325), (5, 1302795), (9, 723775), (13, 501075), (15, 434265), (17, 383175), (25, 260559), (39, 167025), (45, 144755), (51, 127725), (65, 100215), (75, 86853), (85, 76635), (117, 55675), (131, 49725), (153, 42575), (195, 33405), (221, 29475), (225, 28951), (255, 25545), (325, 20043), (393, 16575), (425, 15327), (585, 11135), (655, 9945), (663, 9825), (765, 8515), (975, 6681), (1105, 5895), (1179, 5525), (1275, 5109), (1703, 3825), (1965, 3315), (1989, 3275), (2227, 2925)]