138814578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25621}}^1$

素因数の和:25679

約数の個数: 48

約数和(自身を含む): 351738816

約数和(自身を除く): 212924238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 5418, 25621, 51242, 76863, 153726, 179347, 230589, 358694, 461178, 538041, 1076082, 1101703, 1614123, 2203406, 3228246, 3305109, 6610218, 7711921, 9915327, 15423842, 19830654, 23135763, 46271526, 69407289, 138814578]

約数ペア:

[(1, 138814578), (2, 69407289), (3, 46271526), (6, 23135763), (7, 19830654), (9, 15423842), (14, 9915327), (18, 7711921), (21, 6610218), (42, 3305109), (43, 3228246), (63, 2203406), (86, 1614123), (126, 1101703), (129, 1076082), (258, 538041), (301, 461178), (387, 358694), (602, 230589), (774, 179347), (903, 153726), (1806, 76863), (2709, 51242), (5418, 25621)]