281157612

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5171}}^1$

素因数の和:5398

約数の個数: 48

約数和(自身を含む): 688165632

約数和(自身を除く): 407008020

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 197, 276, 394, 591, 788, 1182, 2364, 4531, 5171, 9062, 10342, 13593, 15513, 18124, 20684, 27186, 31026, 54372, 62052, 118933, 237866, 356799, 475732, 713598, 1018687, 1427196, 2037374, 3056061, 4074748, 6112122, 12224244, 23429801, 46859602, 70289403, 93719204, 140578806, 281157612]

約数ペア:

[(1, 281157612), (2, 140578806), (3, 93719204), (4, 70289403), (6, 46859602), (12, 23429801), (23, 12224244), (46, 6112122), (69, 4074748), (92, 3056061), (138, 2037374), (197, 1427196), (276, 1018687), (394, 713598), (591, 475732), (788, 356799), (1182, 237866), (2364, 118933), (4531, 62052), (5171, 54372), (9062, 31026), (10342, 27186), (13593, 20684), (15513, 18124)]