728512135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{3313}}^1$

素因数の和:3547

約数の個数: 32

約数和(自身を含む): 1002153600

約数和(自身を除く): 273641465

約数列:

[1, 5, 13, 17, 65, 85, 199, 221, 995, 1105, 2587, 3313, 3383, 12935, 16565, 16915, 43069, 43979, 56321, 215345, 219895, 281605, 659287, 732173, 3296435, 3660865, 8570731, 11207879, 42853655, 56039395, 145702427, 728512135]

約数ペア:

[(1, 728512135), (5, 145702427), (13, 56039395), (17, 42853655), (65, 11207879), (85, 8570731), (199, 3660865), (221, 3296435), (995, 732173), (1105, 659287), (2587, 281605), (3313, 219895), (3383, 215345), (12935, 56321), (16565, 43979), (16915, 43069)]