53381505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{431}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 89579520

約数和(自身を除く): 36198015

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 359, 431, 1077, 1293, 1795, 2155, 5385, 6465, 8257, 9913, 24771, 29739, 41285, 49565, 123855, 148695, 154729, 464187, 773645, 2320935, 3558767, 10676301, 17793835, 53381505]

約数ペア:

[(1, 53381505), (3, 17793835), (5, 10676301), (15, 3558767), (23, 2320935), (69, 773645), (115, 464187), (345, 154729), (359, 148695), (431, 123855), (1077, 49565), (1293, 41285), (1795, 29739), (2155, 24771), (5385, 9913), (6465, 8257)]