2141685

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 4577664

約数和(自身を除く): 2435979

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 523, 585, 819, 1365, 1569, 2615, 3661, 4095, 4707, 6799, 7845, 10983, 18305, 20397, 23535, 32949, 33995, 47593, 54915, 61191, 101985, 142779, 164745, 237965, 305955, 428337, 713895, 2141685]

約数ペア:

[(1, 2141685), (3, 713895), (5, 428337), (7, 305955), (9, 237965), (13, 164745), (15, 142779), (21, 101985), (35, 61191), (39, 54915), (45, 47593), (63, 33995), (65, 32949), (91, 23535), (105, 20397), (117, 18305), (195, 10983), (273, 7845), (315, 6799), (455, 4707), (523, 4095), (585, 3661), (819, 2615), (1365, 1569)]