87991878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 192580416

約数和(自身を除く): 104588538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 214, 321, 338, 507, 642, 811, 1014, 1391, 1622, 2433, 2782, 4173, 4866, 8346, 10543, 18083, 21086, 31629, 36166, 54249, 63258, 86777, 108498, 137059, 173554, 260331, 274118, 411177, 520662, 822354, 1128101, 2256202, 3384303, 6768606, 14665313, 29330626, 43995939, 87991878]

約数ペア:

[(1, 87991878), (2, 43995939), (3, 29330626), (6, 14665313), (13, 6768606), (26, 3384303), (39, 2256202), (78, 1128101), (107, 822354), (169, 520662), (214, 411177), (321, 274118), (338, 260331), (507, 173554), (642, 137059), (811, 108498), (1014, 86777), (1391, 63258), (1622, 54249), (2433, 36166), (2782, 31629), (4173, 21086), (4866, 18083), (8346, 10543)]