64441515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1237}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 108389376

約数和(自身を除く): 43947861

約数列:

[1, 3, 5, 15, 23, 69, 115, 151, 345, 453, 755, 1237, 2265, 3473, 3711, 6185, 10419, 17365, 18555, 28451, 52095, 85353, 142255, 186787, 426765, 560361, 933935, 2801805, 4296101, 12888303, 21480505, 64441515]

約数ペア:

[(1, 64441515), (3, 21480505), (5, 12888303), (15, 4296101), (23, 2801805), (69, 933935), (115, 560361), (151, 426765), (345, 186787), (453, 142255), (755, 85353), (1237, 52095), (2265, 28451), (3473, 18555), (3711, 17365), (6185, 10419)]