138243308

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{17203}}^1$

素因数の和:17262

約数の個数: 36

約数和(自身を含む): 288304632

約数和(自身を除く): 150061324

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 17203, 34406, 68812, 120421, 240842, 481684, 705323, 842947, 1410646, 1685894, 2821292, 3371788, 4937261, 9874522, 19749044, 34560827, 69121654, 138243308]

約数ペア:

[(1, 138243308), (2, 69121654), (4, 34560827), (7, 19749044), (14, 9874522), (28, 4937261), (41, 3371788), (49, 2821292), (82, 1685894), (98, 1410646), (164, 842947), (196, 705323), (287, 481684), (574, 240842), (1148, 120421), (2009, 68812), (4018, 34406), (8036, 17203)]