138730256

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{23371}}^1$

素因数の和:23439

約数の個数: 40

約数和(自身を含む): 312997824

約数和(自身を除く): 174267568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 23371, 46742, 93484, 163597, 186968, 327194, 373936, 654388, 1238663, 1308776, 2477326, 2617552, 4954652, 8670641, 9909304, 17341282, 19818608, 34682564, 69365128, 138730256]

約数ペア:

[(1, 138730256), (2, 69365128), (4, 34682564), (7, 19818608), (8, 17341282), (14, 9909304), (16, 8670641), (28, 4954652), (53, 2617552), (56, 2477326), (106, 1308776), (112, 1238663), (212, 654388), (371, 373936), (424, 327194), (742, 186968), (848, 163597), (1484, 93484), (2968, 46742), (5936, 23371)]