2218218828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{643}}^1\times {\mathrm{5867}}^1$

素因数の和:6531

約数の個数: 72

約数和(自身を含む): 6031271232

約数和(自身を除く): 3813052404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 643, 1286, 1929, 2572, 3858, 4501, 5867, 7716, 9002, 11734, 13503, 17601, 18004, 23468, 27006, 31507, 35202, 41069, 54012, 63014, 70404, 82138, 94521, 123207, 126028, 164276, 189042, 246414, 287483, 378084, 492828, 574966, 862449, 1149932, 1724898, 3449796, 3772481, 7544962, 11317443, 15089924, 22634886, 26407367, 45269772, 52814734, 79222101, 105629468, 158444202, 184851569, 316888404, 369703138, 554554707, 739406276, 1109109414, 2218218828]

約数ペア:

[(1, 2218218828), (2, 1109109414), (3, 739406276), (4, 554554707), (6, 369703138), (7, 316888404), (12, 184851569), (14, 158444202), (21, 105629468), (28, 79222101), (42, 52814734), (49, 45269772), (84, 26407367), (98, 22634886), (147, 15089924), (196, 11317443), (294, 7544962), (588, 3772481), (643, 3449796), (1286, 1724898), (1929, 1149932), (2572, 862449), (3858, 574966), (4501, 492828), (5867, 378084), (7716, 287483), (9002, 246414), (11734, 189042), (13503, 164276), (17601, 126028), (18004, 123207), (23468, 94521), (27006, 82138), (31507, 70404), (35202, 63014), (41069, 54012)]