133638016

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{19699}}^1$

素因数の和:19766

約数の個数: 32

約数和(自身を含む): 271269000

約数和(自身を除く): 137630984

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 19699, 39398, 78796, 157592, 315184, 630368, 1044047, 1260736, 2088094, 2521472, 4176188, 8352376, 16704752, 33409504, 66819008, 133638016]

約数ペア:

[(1, 133638016), (2, 66819008), (4, 33409504), (8, 16704752), (16, 8352376), (32, 4176188), (53, 2521472), (64, 2088094), (106, 1260736), (128, 1044047), (212, 630368), (424, 315184), (848, 157592), (1696, 78796), (3392, 39398), (6784, 19699)]