1640253895

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{797}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 2274951168

約数和(自身を除く): 634697273

約数列:

[1, 5, 7, 35, 127, 463, 635, 797, 889, 2315, 3241, 3985, 4445, 5579, 16205, 27895, 58801, 101219, 294005, 369011, 411607, 506095, 708533, 1845055, 2058035, 2583077, 3542665, 12915385, 46864397, 234321985, 328050779, 1640253895]

約数ペア:

[(1, 1640253895), (5, 328050779), (7, 234321985), (35, 46864397), (127, 12915385), (463, 3542665), (635, 2583077), (797, 2058035), (889, 1845055), (2315, 708533), (3241, 506095), (3985, 411607), (4445, 369011), (5579, 294005), (16205, 101219), (27895, 58801)]