620976135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1\times {\mathrm{503}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 1080221184

約数和(自身を除く): 459245049

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 487, 503, 507, 845, 1461, 1509, 2435, 2515, 2535, 6331, 6539, 7305, 7545, 18993, 19617, 31655, 32695, 82303, 85007, 94965, 98085, 244961, 246909, 255021, 411515, 425035, 734883, 1224805, 1234545, 1275105, 3184493, 3674415, 9553479, 15922465, 41398409, 47767395, 124195227, 206992045, 620976135]

約数ペア:

[(1, 620976135), (3, 206992045), (5, 124195227), (13, 47767395), (15, 41398409), (39, 15922465), (65, 9553479), (169, 3674415), (195, 3184493), (487, 1275105), (503, 1234545), (507, 1224805), (845, 734883), (1461, 425035), (1509, 411515), (2435, 255021), (2515, 246909), (2535, 244961), (6331, 98085), (6539, 94965), (7305, 85007), (7545, 82303), (18993, 32695), (19617, 31655)]