213946356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{18787}}^1$

素因数の和:18880

約数の個数: 48

約数和(自身を含む): 545002304

約数和(自身を除く): 331055948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 18787, 37574, 56361, 75148, 112722, 225444, 244231, 488462, 732693, 976924, 1371451, 1465386, 2742902, 2930772, 4114353, 5485804, 8228706, 16457412, 17828863, 35657726, 53486589, 71315452, 106973178, 213946356]

約数ペア:

[(1, 213946356), (2, 106973178), (3, 71315452), (4, 53486589), (6, 35657726), (12, 17828863), (13, 16457412), (26, 8228706), (39, 5485804), (52, 4114353), (73, 2930772), (78, 2742902), (146, 1465386), (156, 1371451), (219, 976924), (292, 732693), (438, 488462), (876, 244231), (949, 225444), (1898, 112722), (2847, 75148), (3796, 56361), (5694, 37574), (11388, 18787)]