219937568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{877}}^1$

素因数の和:1365

約数の個数: 48

約数和(自身を含む): 459991224

約数和(自身を除く): 240053656

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 461, 544, 877, 922, 1754, 1844, 3508, 3688, 7016, 7376, 7837, 14032, 14752, 14909, 15674, 28064, 29818, 31348, 59636, 62696, 119272, 125392, 238544, 250784, 404297, 477088, 808594, 1617188, 3234376, 6468752, 6873049, 12937504, 13746098, 27492196, 54984392, 109968784, 219937568]

約数ペア:

[(1, 219937568), (2, 109968784), (4, 54984392), (8, 27492196), (16, 13746098), (17, 12937504), (32, 6873049), (34, 6468752), (68, 3234376), (136, 1617188), (272, 808594), (461, 477088), (544, 404297), (877, 250784), (922, 238544), (1754, 125392), (1844, 119272), (3508, 62696), (3688, 59636), (7016, 31348), (7376, 29818), (7837, 28064), (14032, 15674), (14752, 14909)]