157220336

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107981}}^1$

素因数の和:108009

約数の個数: 40

約数和(自身を含む): 374913504

約数和(自身を除く): 217693168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 107981, 215962, 431924, 755867, 863848, 1403753, 1511734, 1727696, 2807506, 3023468, 5615012, 6046936, 9826271, 11230024, 12093872, 19652542, 22460048, 39305084, 78610168, 157220336]

約数ペア:

[(1, 157220336), (2, 78610168), (4, 39305084), (7, 22460048), (8, 19652542), (13, 12093872), (14, 11230024), (16, 9826271), (26, 6046936), (28, 5615012), (52, 3023468), (56, 2807506), (91, 1727696), (104, 1511734), (112, 1403753), (182, 863848), (208, 755867), (364, 431924), (728, 215962), (1456, 107981)]