638852435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12301}}^1$

素因数の和:12383

約数の個数: 32

約数和(自身を含む): 892829952

約数和(自身を除く): 253977517

約数列:

[1, 5, 13, 17, 47, 65, 85, 221, 235, 611, 799, 1105, 3055, 3995, 10387, 12301, 51935, 61505, 159913, 209117, 578147, 799565, 1045585, 2718521, 2890735, 7515911, 9828499, 13592605, 37579555, 49142495, 127770487, 638852435]

約数ペア:

[(1, 638852435), (5, 127770487), (13, 49142495), (17, 37579555), (47, 13592605), (65, 9828499), (85, 7515911), (221, 2890735), (235, 2718521), (611, 1045585), (799, 799565), (1105, 578147), (3055, 209117), (3995, 159913), (10387, 61505), (12301, 51935)]