28784742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18523}}^1$

素因数の和:18572

約数の個数: 32

約数和(自身を含む): 67575552

約数和(自身を除く): 38790810

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 18523, 37046, 55569, 111138, 129661, 259322, 388983, 685351, 777966, 1370702, 2056053, 4112106, 4797457, 9594914, 14392371, 28784742]

約数ペア:

[(1, 28784742), (2, 14392371), (3, 9594914), (6, 4797457), (7, 4112106), (14, 2056053), (21, 1370702), (37, 777966), (42, 685351), (74, 388983), (111, 259322), (222, 129661), (259, 111138), (518, 55569), (777, 37046), (1554, 18523)]