72801358

素因数分解:

$2^1\times 7^2\times {\mathrm{571}}^1\times {\mathrm{1301}}^1$

素因数の和:1888

約数の個数: 24

約数和(自身を含む): 127351224

約数和(自身を除く): 54549866

約数列:

[1, 2, 7, 14, 49, 98, 571, 1142, 1301, 2602, 3997, 7994, 9107, 18214, 27979, 55958, 63749, 127498, 742871, 1485742, 5200097, 10400194, 36400679, 72801358]

約数ペア:

[(1, 72801358), (2, 36400679), (7, 10400194), (14, 5200097), (49, 1485742), (98, 742871), (571, 127498), (1142, 63749), (1301, 55958), (2602, 27979), (3997, 18214), (7994, 9107)]