390078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1667}}^1$

素因数の和:1688

約数の個数: 24

約数和(自身を含む): 910728

約数和(自身を除く): 520650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1667, 3334, 5001, 10002, 15003, 21671, 30006, 43342, 65013, 130026, 195039, 390078]

約数ペア:

[(1, 390078), (2, 195039), (3, 130026), (6, 65013), (9, 43342), (13, 30006), (18, 21671), (26, 15003), (39, 10002), (78, 5001), (117, 3334), (234, 1667)]