217664755568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33756941}}^1$

素因数の和:33756993

約数の個数: 40

約数和(自身を含む): 468816410496

約数和(自身を除く): 251151654928

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 33756941, 67513882, 135027764, 270055528, 438840233, 540111056, 877680466, 1046465171, 1755360932, 2092930342, 3510721864, 4185860684, 7021443728, 8371721368, 13604047223, 16743442736, 27208094446, 54416188892, 108832377784, 217664755568]

約数ペア:

[(1, 217664755568), (2, 108832377784), (4, 54416188892), (8, 27208094446), (13, 16743442736), (16, 13604047223), (26, 8371721368), (31, 7021443728), (52, 4185860684), (62, 3510721864), (104, 2092930342), (124, 1755360932), (208, 1046465171), (248, 877680466), (403, 540111056), (496, 438840233), (806, 270055528), (1612, 135027764), (3224, 67513882), (6448, 33756941)]