129431376

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20903}}^1$

素因数の和:20960

約数の個数: 60

約数和(自身を含む): 370669728

約数和(自身を除く): 241238352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1548, 2064, 3096, 6192, 20903, 41806, 62709, 83612, 125418, 167224, 188127, 250836, 334448, 376254, 501672, 752508, 898829, 1003344, 1505016, 1797658, 2696487, 3010032, 3595316, 5392974, 7190632, 8089461, 10785948, 14381264, 16178922, 21571896, 32357844, 43143792, 64715688, 129431376]

約数ペア:

[(1, 129431376), (2, 64715688), (3, 43143792), (4, 32357844), (6, 21571896), (8, 16178922), (9, 14381264), (12, 10785948), (16, 8089461), (18, 7190632), (24, 5392974), (36, 3595316), (43, 3010032), (48, 2696487), (72, 1797658), (86, 1505016), (129, 1003344), (144, 898829), (172, 752508), (258, 501672), (344, 376254), (387, 334448), (516, 250836), (688, 188127), (774, 167224), (1032, 125418), (1548, 83612), (2064, 62709), (3096, 41806), (6192, 20903)]