198717568

素因数分解:

$2^7\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1845

約数の個数: 64

約数和(自身を含む): 456160320

約数和(自身を除く): 257442752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 262, 448, 524, 896, 917, 1048, 1693, 1834, 2096, 3386, 3668, 4192, 6772, 7336, 8384, 11851, 13544, 14672, 16768, 23702, 27088, 29344, 47404, 54176, 58688, 94808, 108352, 117376, 189616, 216704, 221783, 379232, 443566, 758464, 887132, 1516928, 1552481, 1774264, 3104962, 3548528, 6209924, 7097056, 12419848, 14194112, 24839696, 28388224, 49679392, 99358784, 198717568]

約数ペア:

[(1, 198717568), (2, 99358784), (4, 49679392), (7, 28388224), (8, 24839696), (14, 14194112), (16, 12419848), (28, 7097056), (32, 6209924), (56, 3548528), (64, 3104962), (112, 1774264), (128, 1552481), (131, 1516928), (224, 887132), (262, 758464), (448, 443566), (524, 379232), (896, 221783), (917, 216704), (1048, 189616), (1693, 117376), (1834, 108352), (2096, 94808), (3386, 58688), (3668, 54176), (4192, 47404), (6772, 29344), (7336, 27088), (8384, 23702), (11851, 16768), (13544, 14672)]