1687219688

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{4273}}^1$

素因数の和:4938

約数の個数: 64

約数和(自身を含む): 3951227520

約数和(自身を除く): 2264007832

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 641, 1282, 2564, 4273, 4487, 5128, 7051, 8546, 8974, 14102, 17092, 17948, 28204, 29911, 34184, 35896, 47003, 49357, 56408, 59822, 94006, 98714, 119644, 188012, 197428, 239288, 329021, 376024, 394856, 658042, 1316084, 2632168, 2738993, 5477986, 10955972, 19172951, 21911944, 30128923, 38345902, 60257846, 76691804, 120515692, 153383608, 210902461, 241031384, 421804922, 843609844, 1687219688]

約数ペア:

[(1, 1687219688), (2, 843609844), (4, 421804922), (7, 241031384), (8, 210902461), (11, 153383608), (14, 120515692), (22, 76691804), (28, 60257846), (44, 38345902), (56, 30128923), (77, 21911944), (88, 19172951), (154, 10955972), (308, 5477986), (616, 2738993), (641, 2632168), (1282, 1316084), (2564, 658042), (4273, 394856), (4487, 376024), (5128, 329021), (7051, 239288), (8546, 197428), (8974, 188012), (14102, 119644), (17092, 98714), (17948, 94006), (28204, 59822), (29911, 56408), (34184, 49357), (35896, 47003)]