128260636

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{12347}}^1$

素因数の和:12418

約数の個数: 36

約数和(自身を含む): 266050008

約数和(自身を除く): 137789372

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1484, 2597, 5194, 10388, 12347, 24694, 49388, 86429, 172858, 345716, 605003, 654391, 1210006, 1308782, 2420012, 2617564, 4580737, 9161474, 18322948, 32065159, 64130318, 128260636]

約数ペア:

[(1, 128260636), (2, 64130318), (4, 32065159), (7, 18322948), (14, 9161474), (28, 4580737), (49, 2617564), (53, 2420012), (98, 1308782), (106, 1210006), (196, 654391), (212, 605003), (371, 345716), (742, 172858), (1484, 86429), (2597, 49388), (5194, 24694), (10388, 12347)]