138997278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{13291}}^1$

素因数の和:13389

約数の個数: 48

約数和(自身を含む): 348356736

約数和(自身を除く): 209359458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 747, 1162, 1494, 1743, 3486, 5229, 10458, 13291, 26582, 39873, 79746, 93037, 119619, 186074, 239238, 279111, 558222, 837333, 1103153, 1674666, 2206306, 3309459, 6618918, 7722071, 9928377, 15444142, 19856754, 23166213, 46332426, 69498639, 138997278]

約数ペア:

[(1, 138997278), (2, 69498639), (3, 46332426), (6, 23166213), (7, 19856754), (9, 15444142), (14, 9928377), (18, 7722071), (21, 6618918), (42, 3309459), (63, 2206306), (83, 1674666), (126, 1103153), (166, 837333), (249, 558222), (498, 279111), (581, 239238), (747, 186074), (1162, 119619), (1494, 93037), (1743, 79746), (3486, 39873), (5229, 26582), (10458, 13291)]