28789410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73819}}^1$

素因数の和:73842

約数の個数: 32

約数和(自身を含む): 74410560

約数和(自身を除く): 45621150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73819, 147638, 221457, 369095, 442914, 738190, 959647, 1107285, 1919294, 2214570, 2878941, 4798235, 5757882, 9596470, 14394705, 28789410]

約数ペア:

[(1, 28789410), (2, 14394705), (3, 9596470), (5, 5757882), (6, 4798235), (10, 2878941), (13, 2214570), (15, 1919294), (26, 1107285), (30, 959647), (39, 738190), (65, 442914), (78, 369095), (130, 221457), (195, 147638), (390, 73819)]