646481056

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67567}}^1$

素因数の和:67613

約数の個数: 48

約数和(自身を含む): 1430279424

約数和(自身を除く): 783798368

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 9568, 67567, 135134, 270268, 540536, 878371, 1081072, 1554041, 1756742, 2162144, 3108082, 3513484, 6216164, 7026968, 12432328, 14053936, 20202533, 24864656, 28107872, 40405066, 49729312, 80810132, 161620264, 323240528, 646481056]

約数ペア:

[(1, 646481056), (2, 323240528), (4, 161620264), (8, 80810132), (13, 49729312), (16, 40405066), (23, 28107872), (26, 24864656), (32, 20202533), (46, 14053936), (52, 12432328), (92, 7026968), (104, 6216164), (184, 3513484), (208, 3108082), (299, 2162144), (368, 1756742), (416, 1554041), (598, 1081072), (736, 878371), (1196, 540536), (2392, 270268), (4784, 135134), (9568, 67567)]