81761008

素因数分解:

$2^4\times 7^2\times {\mathrm{104287}}^1$

素因数の和:104309

約数の個数: 30

約数和(自身を含む): 184276896

約数和(自身を除く): 102515888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 104287, 208574, 417148, 730009, 834296, 1460018, 1668592, 2920036, 5110063, 5840072, 10220126, 11680144, 20440252, 40880504, 81761008]

約数ペア:

[(1, 81761008), (2, 40880504), (4, 20440252), (7, 11680144), (8, 10220126), (14, 5840072), (16, 5110063), (28, 2920036), (49, 1668592), (56, 1460018), (98, 834296), (112, 730009), (196, 417148), (392, 208574), (784, 104287)]