268403790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{388991}}^1$

素因数の和:389024

約数の個数: 32

約数和(自身を含む): 672178176

約数和(自身を除く): 403774386

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 388991, 777982, 1166973, 1944955, 2333946, 3889910, 5834865, 8946793, 11669730, 17893586, 26840379, 44733965, 53680758, 89467930, 134201895, 268403790]

約数ペア:

[(1, 268403790), (2, 134201895), (3, 89467930), (5, 53680758), (6, 44733965), (10, 26840379), (15, 17893586), (23, 11669730), (30, 8946793), (46, 5834865), (69, 3889910), (115, 2333946), (138, 1944955), (230, 1166973), (345, 777982), (690, 388991)]