81760406

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1979}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 151683840

約数和(自身を除く): 69923434

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 227, 454, 1589, 1979, 2951, 3178, 3958, 5902, 13853, 20657, 25727, 27706, 41314, 51454, 180089, 360178, 449233, 898466, 3144631, 5840029, 6289262, 11680058, 40880203, 81760406]

約数ペア:

[(1, 81760406), (2, 40880203), (7, 11680058), (13, 6289262), (14, 5840029), (26, 3144631), (91, 898466), (182, 449233), (227, 360178), (454, 180089), (1589, 51454), (1979, 41314), (2951, 27706), (3178, 25727), (3958, 20657), (5902, 13853)]