28399788

素因数分解:

$2^2\times 3^3\times {\mathrm{439}}^1\times {\mathrm{599}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 73920000

約数和(自身を除く): 45520212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 439, 599, 878, 1198, 1317, 1756, 1797, 2396, 2634, 3594, 3951, 5268, 5391, 7188, 7902, 10782, 11853, 15804, 16173, 21564, 23706, 32346, 47412, 64692, 262961, 525922, 788883, 1051844, 1577766, 2366649, 3155532, 4733298, 7099947, 9466596, 14199894, 28399788]

約数ペア:

[(1, 28399788), (2, 14199894), (3, 9466596), (4, 7099947), (6, 4733298), (9, 3155532), (12, 2366649), (18, 1577766), (27, 1051844), (36, 788883), (54, 525922), (108, 262961), (439, 64692), (599, 47412), (878, 32346), (1198, 23706), (1317, 21564), (1756, 16173), (1797, 15804), (2396, 11853), (2634, 10782), (3594, 7902), (3951, 7188), (5268, 5391)]