68902708

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 143417344

約数和(自身を除く): 74514636

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 163, 217, 326, 434, 487, 652, 868, 974, 1141, 1948, 2282, 3409, 4564, 5053, 6818, 10106, 13636, 15097, 20212, 30194, 35371, 60388, 70742, 79381, 105679, 141484, 158762, 211358, 317524, 422716, 555667, 1111334, 2222668, 2460811, 4921622, 9843244, 17225677, 34451354, 68902708]

約数ペア:

[(1, 68902708), (2, 34451354), (4, 17225677), (7, 9843244), (14, 4921622), (28, 2460811), (31, 2222668), (62, 1111334), (124, 555667), (163, 422716), (217, 317524), (326, 211358), (434, 158762), (487, 141484), (652, 105679), (868, 79381), (974, 70742), (1141, 60388), (1948, 35371), (2282, 30194), (3409, 20212), (4564, 15097), (5053, 13636), (6818, 10106)]