207712204

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 424521216

約数和(自身を除く): 216809012

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 163, 284, 326, 497, 641, 652, 994, 1141, 1282, 1988, 2282, 2564, 4487, 4564, 8974, 11573, 17948, 23146, 45511, 46292, 81011, 91022, 104483, 162022, 182044, 208966, 318577, 324044, 417932, 637154, 731381, 1274308, 1462762, 2925524, 7418293, 14836586, 29673172, 51928051, 103856102, 207712204]

約数ペア:

[(1, 207712204), (2, 103856102), (4, 51928051), (7, 29673172), (14, 14836586), (28, 7418293), (71, 2925524), (142, 1462762), (163, 1274308), (284, 731381), (326, 637154), (497, 417932), (641, 324044), (652, 318577), (994, 208966), (1141, 182044), (1282, 162022), (1988, 104483), (2282, 91022), (2564, 81011), (4487, 46292), (4564, 45511), (8974, 23146), (11573, 17948)]