280900334

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{42703}}^1$

素因数の和:42752

約数の個数: 32

約数和(自身を含む): 516547584

約数和(自身を除く): 235647250

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3289, 6578, 42703, 85406, 469733, 555139, 939466, 982169, 1110278, 1964338, 6106529, 10803859, 12213058, 12768197, 21607718, 25536394, 140450167, 280900334]

約数ペア:

[(1, 280900334), (2, 140450167), (11, 25536394), (13, 21607718), (22, 12768197), (23, 12213058), (26, 10803859), (46, 6106529), (143, 1964338), (253, 1110278), (286, 982169), (299, 939466), (506, 555139), (598, 469733), (3289, 85406), (6578, 42703)]