31440015

素因数分解:

$3^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{503}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 56125440

約数和(自身を除く): 24685425

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 463, 503, 1389, 1509, 2315, 2515, 4167, 4527, 6945, 7545, 12501, 13581, 20835, 22635, 62505, 67905, 232889, 698667, 1164445, 2096001, 3493335, 6288003, 10480005, 31440015]

約数ペア:

[(1, 31440015), (3, 10480005), (5, 6288003), (9, 3493335), (15, 2096001), (27, 1164445), (45, 698667), (135, 232889), (463, 67905), (503, 62505), (1389, 22635), (1509, 20835), (2315, 13581), (2515, 12501), (4167, 7545), (4527, 6945)]