72011212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 156100672

約数和(自身を除く): 84089460

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 181, 182, 362, 364, 724, 1093, 1267, 2186, 2353, 2534, 4372, 4706, 5068, 7651, 9412, 14209, 15302, 16471, 28418, 30604, 32942, 56836, 65884, 99463, 197833, 198926, 395666, 397852, 791332, 1384831, 2571829, 2769662, 5143658, 5539324, 10287316, 18002803, 36005606, 72011212]

約数ペア:

[(1, 72011212), (2, 36005606), (4, 18002803), (7, 10287316), (13, 5539324), (14, 5143658), (26, 2769662), (28, 2571829), (52, 1384831), (91, 791332), (181, 397852), (182, 395666), (362, 198926), (364, 197833), (724, 99463), (1093, 65884), (1267, 56836), (2186, 32942), (2353, 30604), (2534, 28418), (4372, 16471), (4706, 15302), (5068, 14209), (7651, 9412)]