87978891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29297}}^1$

素因数の和:29331

約数の個数: 32

約数和(自身を含む): 157506048

約数和(自身を除く): 69527157

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 29297, 87891, 205079, 322267, 380861, 615237, 966801, 1142583, 2255869, 2666027, 4189471, 6767607, 7998081, 12568413, 29326297, 87978891]

約数ペア:

[(1, 87978891), (3, 29326297), (7, 12568413), (11, 7998081), (13, 6767607), (21, 4189471), (33, 2666027), (39, 2255869), (77, 1142583), (91, 966801), (143, 615237), (231, 380861), (273, 322267), (429, 205079), (1001, 87891), (3003, 29297)]