2820793485

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{659}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 4972492800

約数和(自身を除く): 2151699315

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 653, 659, 1311, 1959, 1977, 2185, 3265, 3295, 6555, 9795, 9885, 12407, 12521, 15019, 15157, 37221, 37563, 45057, 45471, 62035, 62605, 75095, 75785, 186105, 187815, 225285, 227355, 285361, 287983, 430327, 856083, 863949, 1290981, 1426805, 1439915, 2151635, 4280415, 4319745, 6454905, 8176213, 9897521, 24528639, 29692563, 40881065, 49487605, 122643195, 148462815, 188052899, 564158697, 940264495, 2820793485]

約数ペア:

[(1, 2820793485), (3, 940264495), (5, 564158697), (15, 188052899), (19, 148462815), (23, 122643195), (57, 49487605), (69, 40881065), (95, 29692563), (115, 24528639), (285, 9897521), (345, 8176213), (437, 6454905), (653, 4319745), (659, 4280415), (1311, 2151635), (1959, 1439915), (1977, 1426805), (2185, 1290981), (3265, 863949), (3295, 856083), (6555, 430327), (9795, 287983), (9885, 285361), (12407, 227355), (12521, 225285), (15019, 187815), (15157, 186105), (37221, 75785), (37563, 75095), (45057, 62605), (45471, 62035)]