858308836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{20341}}^1$

素因数の和:20500

約数の個数: 48

約数和(自身を含む): 1886435712

約数和(自身を除く): 1028126876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 137, 154, 274, 308, 548, 959, 1507, 1918, 3014, 3836, 6028, 10549, 20341, 21098, 40682, 42196, 81364, 142387, 223751, 284774, 447502, 569548, 895004, 1566257, 2786717, 3132514, 5573434, 6265028, 11146868, 19507019, 30653887, 39014038, 61307774, 78028076, 122615548, 214577209, 429154418, 858308836]

約数ペア:

[(1, 858308836), (2, 429154418), (4, 214577209), (7, 122615548), (11, 78028076), (14, 61307774), (22, 39014038), (28, 30653887), (44, 19507019), (77, 11146868), (137, 6265028), (154, 5573434), (274, 3132514), (308, 2786717), (548, 1566257), (959, 895004), (1507, 569548), (1918, 447502), (3014, 284774), (3836, 223751), (6028, 142387), (10549, 81364), (20341, 42196), (21098, 40682)]