648440784

素因数分解:

$2^4\times 3^2\times {\mathrm{4503061}}^1$

素因数の和:4503075

約数の個数: 30

約数和(自身を含む): 1814733986

約数和(自身を除く): 1166293202

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4503061, 9006122, 13509183, 18012244, 27018366, 36024488, 40527549, 54036732, 72048976, 81055098, 108073464, 162110196, 216146928, 324220392, 648440784]

約数ペア:

[(1, 648440784), (2, 324220392), (3, 216146928), (4, 162110196), (6, 108073464), (8, 81055098), (9, 72048976), (12, 54036732), (16, 40527549), (18, 36024488), (24, 27018366), (36, 18012244), (48, 13509183), (72, 9006122), (144, 4503061)]