28991586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{757}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 62653248

約数和(自身を除く): 33661662

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 491, 757, 982, 1473, 1514, 2271, 2946, 4542, 6383, 9841, 12766, 19149, 19682, 29523, 38298, 59046, 371687, 743374, 1115061, 2230122, 4831931, 9663862, 14495793, 28991586]

約数ペア:

[(1, 28991586), (2, 14495793), (3, 9663862), (6, 4831931), (13, 2230122), (26, 1115061), (39, 743374), (78, 371687), (491, 59046), (757, 38298), (982, 29523), (1473, 19682), (1514, 19149), (2271, 12766), (2946, 9841), (4542, 6383)]