171922688

素因数分解:

$2^8\times 7^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 394998912

約数和(自身を除く): 223076224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 256, 394, 448, 487, 788, 896, 974, 1379, 1576, 1792, 1948, 2758, 3152, 3409, 3896, 5516, 6304, 6818, 7792, 11032, 12608, 13636, 15584, 22064, 25216, 27272, 31168, 44128, 50432, 54544, 62336, 88256, 95939, 109088, 124672, 176512, 191878, 218176, 353024, 383756, 436352, 671573, 767512, 872704, 1343146, 1535024, 2686292, 3070048, 5372584, 6140096, 10745168, 12280192, 21490336, 24560384, 42980672, 85961344, 171922688]

約数ペア:

[(1, 171922688), (2, 85961344), (4, 42980672), (7, 24560384), (8, 21490336), (14, 12280192), (16, 10745168), (28, 6140096), (32, 5372584), (56, 3070048), (64, 2686292), (112, 1535024), (128, 1343146), (197, 872704), (224, 767512), (256, 671573), (394, 436352), (448, 383756), (487, 353024), (788, 218176), (896, 191878), (974, 176512), (1379, 124672), (1576, 109088), (1792, 95939), (1948, 88256), (2758, 62336), (3152, 54544), (3409, 50432), (3896, 44128), (5516, 31168), (6304, 27272), (6818, 25216), (7792, 22064), (11032, 15584), (12608, 13636)]