28682178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18457}}^1$

素因数の和:18506

約数の個数: 32

約数和(自身を含む): 67334784

約数和(自身を除く): 38652606

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 18457, 36914, 55371, 110742, 129199, 258398, 387597, 682909, 775194, 1365818, 2048727, 4097454, 4780363, 9560726, 14341089, 28682178]

約数ペア:

[(1, 28682178), (2, 14341089), (3, 9560726), (6, 4780363), (7, 4097454), (14, 2048727), (21, 1365818), (37, 775194), (42, 682909), (74, 387597), (111, 258398), (222, 129199), (259, 110742), (518, 55371), (777, 36914), (1554, 18457)]