64863255

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 107122176

約数和(自身を除く): 42258921

約数列:

[1, 3, 5, 15, 53, 83, 159, 249, 265, 415, 795, 983, 1245, 2949, 4399, 4915, 13197, 14745, 21995, 52099, 65985, 81589, 156297, 244767, 260495, 407945, 781485, 1223835, 4324217, 12972651, 21621085, 64863255]

約数ペア:

[(1, 64863255), (3, 21621085), (5, 12972651), (15, 4324217), (53, 1223835), (83, 781485), (159, 407945), (249, 260495), (265, 244767), (415, 156297), (795, 81589), (983, 65985), (1245, 52099), (2949, 21995), (4399, 14745), (4915, 13197)]