389967228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49919}}^1$

素因数の和:49967

約数の個数: 72

約数和(自身を含む): 1162936320

約数和(自身を除く): 772969092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 49919, 99838, 149757, 199676, 299514, 349433, 449271, 599028, 698866, 898542, 1048299, 1397732, 1547489, 1797084, 2096598, 3094978, 3144897, 4193196, 4642467, 6189956, 6289794, 9284934, 10832423, 12579588, 13927401, 18569868, 21664846, 27854802, 32497269, 43329692, 55709604, 64994538, 97491807, 129989076, 194983614, 389967228]

約数ペア:

[(1, 389967228), (2, 194983614), (3, 129989076), (4, 97491807), (6, 64994538), (7, 55709604), (9, 43329692), (12, 32497269), (14, 27854802), (18, 21664846), (21, 18569868), (28, 13927401), (31, 12579588), (36, 10832423), (42, 9284934), (62, 6289794), (63, 6189956), (84, 4642467), (93, 4193196), (124, 3144897), (126, 3094978), (186, 2096598), (217, 1797084), (252, 1547489), (279, 1397732), (372, 1048299), (434, 898542), (558, 698866), (651, 599028), (868, 449271), (1116, 349433), (1302, 299514), (1953, 199676), (2604, 149757), (3906, 99838), (7812, 49919)]