28692690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73571}}^1$

素因数の和:73594

約数の個数: 32

約数和(自身を含む): 74160576

約数和(自身を除く): 45467886

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73571, 147142, 220713, 367855, 441426, 735710, 956423, 1103565, 1912846, 2207130, 2869269, 4782115, 5738538, 9564230, 14346345, 28692690]

約数ペア:

[(1, 28692690), (2, 14346345), (3, 9564230), (5, 5738538), (6, 4782115), (10, 2869269), (13, 2207130), (15, 1912846), (26, 1103565), (30, 956423), (39, 735710), (65, 441426), (78, 367855), (130, 220713), (195, 147142), (390, 73571)]