129688728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{415669}}^1$

素因数の和:415691

約数の個数: 32

約数和(自身を含む): 349162800

約数和(自身を除く): 219474072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 415669, 831338, 1247007, 1662676, 2494014, 3325352, 4988028, 5403697, 9976056, 10807394, 16211091, 21614788, 32422182, 43229576, 64844364, 129688728]

約数ペア:

[(1, 129688728), (2, 64844364), (3, 43229576), (4, 32422182), (6, 21614788), (8, 16211091), (12, 10807394), (13, 9976056), (24, 5403697), (26, 4988028), (39, 3325352), (52, 2494014), (78, 1662676), (104, 1247007), (156, 831338), (312, 415669)]