217336448

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5641}}^1$

素因数の和:5705

約数の個数: 64

約数和(自身を含む): 506425920

約数和(自身を除く): 289089472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 602, 688, 896, 1204, 1376, 2408, 2752, 4816, 5504, 5641, 9632, 11282, 19264, 22564, 38528, 39487, 45128, 78974, 90256, 157948, 180512, 242563, 315896, 361024, 485126, 631792, 722048, 970252, 1263584, 1697941, 1940504, 2527168, 3395882, 3881008, 5054336, 6791764, 7762016, 13583528, 15524032, 27167056, 31048064, 54334112, 108668224, 217336448]

約数ペア:

[(1, 217336448), (2, 108668224), (4, 54334112), (7, 31048064), (8, 27167056), (14, 15524032), (16, 13583528), (28, 7762016), (32, 6791764), (43, 5054336), (56, 3881008), (64, 3395882), (86, 2527168), (112, 1940504), (128, 1697941), (172, 1263584), (224, 970252), (301, 722048), (344, 631792), (448, 485126), (602, 361024), (688, 315896), (896, 242563), (1204, 180512), (1376, 157948), (2408, 90256), (2752, 78974), (4816, 45128), (5504, 39487), (5641, 38528), (9632, 22564), (11282, 19264)]