27656912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:771

約数の個数: 40

約数和(自身を含む): 55814880

約数和(自身を除く): 28157968

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 659, 688, 976, 1318, 2623, 2636, 5246, 5272, 10492, 10544, 20984, 28337, 40199, 41968, 56674, 80398, 113348, 160796, 226696, 321592, 453392, 643184, 1728557, 3457114, 6914228, 13828456, 27656912]

約数ペア:

[(1, 27656912), (2, 13828456), (4, 6914228), (8, 3457114), (16, 1728557), (43, 643184), (61, 453392), (86, 321592), (122, 226696), (172, 160796), (244, 113348), (344, 80398), (488, 56674), (659, 41968), (688, 40199), (976, 28337), (1318, 20984), (2623, 10544), (2636, 10492), (5246, 5272)]