28797015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2503}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 50480640

約数和(自身を除く): 21683625

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 2503, 3835, 7509, 11505, 12515, 32539, 37545, 97617, 147677, 162695, 443031, 488085, 738385, 1919801, 2215155, 5759403, 9599005, 28797015]

約数ペア:

[(1, 28797015), (3, 9599005), (5, 5759403), (13, 2215155), (15, 1919801), (39, 738385), (59, 488085), (65, 443031), (177, 162695), (195, 147677), (295, 97617), (767, 37545), (885, 32539), (2301, 12515), (2503, 11505), (3835, 7509)]