221541992

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{16979}}^1$

素因数の和:17225

約数の個数: 32

約数和(自身を含む): 476798400

約数和(自身を除く): 255256408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1631, 1864, 3262, 6524, 13048, 16979, 33958, 67916, 118853, 135832, 237706, 475412, 950824, 3956107, 7912214, 15824428, 27692749, 31648856, 55385498, 110770996, 221541992]

約数ペア:

[(1, 221541992), (2, 110770996), (4, 55385498), (7, 31648856), (8, 27692749), (14, 15824428), (28, 7912214), (56, 3956107), (233, 950824), (466, 475412), (932, 237706), (1631, 135832), (1864, 118853), (3262, 67916), (6524, 33958), (13048, 16979)]