490542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 1115520

約数和(自身を除く): 624978

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 331, 494, 662, 741, 993, 1482, 1986, 4303, 6289, 8606, 12578, 12909, 18867, 25818, 37734, 81757, 163514, 245271, 490542]

約数ペア:

[(1, 490542), (2, 245271), (3, 163514), (6, 81757), (13, 37734), (19, 25818), (26, 18867), (38, 12909), (39, 12578), (57, 8606), (78, 6289), (114, 4303), (247, 1986), (331, 1482), (494, 993), (662, 741)]