31807828

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:464

約数の個数: 36

約数和(自身を含む): 60832128

約数和(自身を除く): 29024300

約数列:

[1, 2, 4, 13, 26, 52, 169, 211, 223, 338, 422, 446, 676, 844, 892, 2743, 2899, 5486, 5798, 10972, 11596, 35659, 37687, 47053, 71318, 75374, 94106, 142636, 150748, 188212, 611689, 1223378, 2446756, 7951957, 15903914, 31807828]

約数ペア:

[(1, 31807828), (2, 15903914), (4, 7951957), (13, 2446756), (26, 1223378), (52, 611689), (169, 188212), (211, 150748), (223, 142636), (338, 94106), (422, 75374), (446, 71318), (676, 47053), (844, 37687), (892, 35659), (2743, 11596), (2899, 10972), (5486, 5798)]