87609678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2801}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 189235872

約数和(自身を除く): 101626194

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 802, 1203, 2406, 2801, 5213, 5602, 8403, 10426, 15639, 16806, 31278, 36413, 72826, 109239, 218478, 1123201, 2246402, 3369603, 6739206, 14601613, 29203226, 43804839, 87609678]

約数ペア:

[(1, 87609678), (2, 43804839), (3, 29203226), (6, 14601613), (13, 6739206), (26, 3369603), (39, 2246402), (78, 1123201), (401, 218478), (802, 109239), (1203, 72826), (2406, 36413), (2801, 31278), (5213, 16806), (5602, 15639), (8403, 10426)]