280439928

素因数分解:

$2^3\times 3^3\times {\mathrm{1298333}}^1$

素因数の和:1298348

約数の個数: 32

約数和(自身を含む): 779000400

約数和(自身を除く): 498560472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1298333, 2596666, 3894999, 5193332, 7789998, 10386664, 11684997, 15579996, 23369994, 31159992, 35054991, 46739988, 70109982, 93479976, 140219964, 280439928]

約数ペア:

[(1, 280439928), (2, 140219964), (3, 93479976), (4, 70109982), (6, 46739988), (8, 35054991), (9, 31159992), (12, 23369994), (18, 15579996), (24, 11684997), (27, 10386664), (36, 7789998), (54, 5193332), (72, 3894999), (108, 2596666), (216, 1298333)]