7222898.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1657}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 171304560

約数和(自身を除く): 83201870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 1657, 2045, 3314, 4090, 5317, 8285, 10634, 16570, 21541, 26585, 43082, 53170, 107705, 215410, 677713, 1355426, 3388565, 6777130, 8810269, 17620538, 44051345, 88102690]

約数ペア:

[(1, 88102690), (2, 44051345), (5, 17620538), (10, 8810269), (13, 6777130), (26, 3388565), (65, 1355426), (130, 677713), (409, 215410), (818, 107705), (1657, 53170), (2045, 43082), (3314, 26585), (4090, 21541), (5317, 16570), (8285, 10634)]