78878506

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 60830294

約数列:

[1, 2, 7, 14, 41, 82, 131, 262, 287, 574, 917, 1049, 1834, 2098, 5371, 7343, 10742, 14686, 37597, 43009, 75194, 86018, 137419, 274838, 301063, 602126, 961933, 1923866, 5634179, 11268358, 39439253, 78878506]

約数ペア:

[(1, 78878506), (2, 39439253), (7, 11268358), (14, 5634179), (41, 1923866), (82, 961933), (131, 602126), (262, 301063), (287, 274838), (574, 137419), (917, 86018), (1049, 75194), (1834, 43009), (2098, 37597), (5371, 14686), (7343, 10742)]