31877295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3049}}^1$

素因数の和:3115

約数の個数: 32

約数和(自身を含む): 55339200

約数和(自身を除く): 23461905

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3049, 3485, 9147, 10455, 15245, 45735, 51833, 125009, 155499, 259165, 375027, 625045, 777495, 1875135, 2125153, 6375459, 10625765, 31877295]

約数ペア:

[(1, 31877295), (3, 10625765), (5, 6375459), (15, 2125153), (17, 1875135), (41, 777495), (51, 625045), (85, 375027), (123, 259165), (205, 155499), (255, 125009), (615, 51833), (697, 45735), (2091, 15245), (3049, 10455), (3485, 9147)]