221565248

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:559

約数の個数: 56

約数和(自身を含む): 450384672

約数和(自身を除く): 228819424

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 163, 268, 317, 326, 536, 634, 652, 1072, 1268, 1304, 2144, 2536, 2608, 4288, 5072, 5216, 10144, 10432, 10921, 20288, 21239, 21842, 42478, 43684, 51671, 84956, 87368, 103342, 169912, 174736, 206684, 339824, 349472, 413368, 679648, 698944, 826736, 1359296, 1653472, 3306944, 3461957, 6923914, 13847828, 27695656, 55391312, 110782624, 221565248]

約数ペア:

[(1, 221565248), (2, 110782624), (4, 55391312), (8, 27695656), (16, 13847828), (32, 6923914), (64, 3461957), (67, 3306944), (134, 1653472), (163, 1359296), (268, 826736), (317, 698944), (326, 679648), (536, 413368), (634, 349472), (652, 339824), (1072, 206684), (1268, 174736), (1304, 169912), (2144, 103342), (2536, 87368), (2608, 84956), (4288, 51671), (5072, 43684), (5216, 42478), (10144, 21842), (10432, 21239), (10921, 20288)]