215821736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2075209}}^1$

素因数の和:2075228

約数の個数: 16

約数和(自身を含む): 435794100

約数和(自身を除く): 219972364

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2075209, 4150418, 8300836, 16601672, 26977717, 53955434, 107910868, 215821736]

約数ペア:

[(1, 215821736), (2, 107910868), (4, 53955434), (8, 26977717), (13, 16601672), (26, 8300836), (52, 4150418), (104, 2075209)]