289180736

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{691}}^1$

素因数の和:1219

約数の個数: 56

約数和(自身を含む): 620109504

約数和(自身を除く): 330928768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 503, 691, 832, 1006, 1382, 2012, 2764, 4024, 5528, 6539, 8048, 8983, 11056, 13078, 16096, 17966, 22112, 26156, 32192, 35932, 44224, 52312, 71864, 104624, 143728, 209248, 287456, 347573, 418496, 574912, 695146, 1390292, 2780584, 4518449, 5561168, 9036898, 11122336, 18073796, 22244672, 36147592, 72295184, 144590368, 289180736]

約数ペア:

[(1, 289180736), (2, 144590368), (4, 72295184), (8, 36147592), (13, 22244672), (16, 18073796), (26, 11122336), (32, 9036898), (52, 5561168), (64, 4518449), (104, 2780584), (208, 1390292), (416, 695146), (503, 574912), (691, 418496), (832, 347573), (1006, 287456), (1382, 209248), (2012, 143728), (2764, 104624), (4024, 71864), (5528, 52312), (6539, 44224), (8048, 35932), (8983, 32192), (11056, 26156), (13078, 22112), (16096, 17966)]