78774436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{9649}}^1$

素因数の和:9823

約数の個数: 24

約数和(自身を含む): 149420600

約数和(自身を除く): 70646164

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 9649, 19298, 38596, 125437, 250874, 501748, 1514893, 3029786, 6059572, 19693609, 39387218, 78774436]

約数ペア:

[(1, 78774436), (2, 39387218), (4, 19693609), (13, 6059572), (26, 3029786), (52, 1514893), (157, 501748), (314, 250874), (628, 125437), (2041, 38596), (4082, 19298), (8164, 9649)]