641519144

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{68597}}^1$

素因数の和:68777

約数の個数: 32

約数和(自身を含む): 1382935680

約数和(自身を除く): 741416536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2338, 4676, 9352, 68597, 137194, 274388, 480179, 548776, 960358, 1920716, 3841432, 11455699, 22911398, 45822796, 80189893, 91645592, 160379786, 320759572, 641519144]

約数ペア:

[(1, 641519144), (2, 320759572), (4, 160379786), (7, 91645592), (8, 80189893), (14, 45822796), (28, 22911398), (56, 11455699), (167, 3841432), (334, 1920716), (668, 960358), (1169, 548776), (1336, 480179), (2338, 274388), (4676, 137194), (9352, 68597)]