212678921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1153}}^1\times {\mathrm{2027}}^1$

素因数の和:3200

約数の個数: 16

約数和(自身を含む): 262114944

約数和(自身を除く): 49436023

約数列:

[1, 7, 13, 91, 1153, 2027, 8071, 14189, 14989, 26351, 104923, 184457, 2337131, 16359917, 30382703, 212678921]

約数ペア:

[(1, 212678921), (7, 30382703), (13, 16359917), (91, 2337131), (1153, 184457), (2027, 104923), (8071, 26351), (14189, 14989)]