313614496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1091}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 666495648

約数和(自身を除く): 352881152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 691, 1091, 1382, 2182, 2764, 4364, 5528, 8728, 8983, 11056, 14183, 17456, 17966, 22112, 28366, 34912, 35932, 56732, 71864, 113464, 143728, 226928, 287456, 453856, 753881, 1507762, 3015524, 6031048, 9800453, 12062096, 19600906, 24124192, 39201812, 78403624, 156807248, 313614496]

約数ペア:

[(1, 313614496), (2, 156807248), (4, 78403624), (8, 39201812), (13, 24124192), (16, 19600906), (26, 12062096), (32, 9800453), (52, 6031048), (104, 3015524), (208, 1507762), (416, 753881), (691, 453856), (1091, 287456), (1382, 226928), (2182, 143728), (2764, 113464), (4364, 71864), (5528, 56732), (8728, 35932), (8983, 34912), (11056, 28366), (14183, 22112), (17456, 17966)]