1272931198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8265787}}^1$

素因数の和:8265807

約数の個数: 16

約数和(自身を含む): 2380546944

約数和(自身を除く): 1107615746

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 8265787, 16531574, 57860509, 90923657, 115721018, 181847314, 636465599, 1272931198]

約数ペア:

[(1, 1272931198), (2, 636465599), (7, 181847314), (11, 115721018), (14, 90923657), (22, 57860509), (77, 16531574), (154, 8265787)]