77071428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{305839}}^1$

素因数の和:305856

約数の個数: 36

約数和(自身を含む): 222651520

約数和(自身を除く): 145580092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 305839, 611678, 917517, 1223356, 1835034, 2140873, 2752551, 3670068, 4281746, 5505102, 6422619, 8563492, 11010204, 12845238, 19267857, 25690476, 38535714, 77071428]

約数ペア:

[(1, 77071428), (2, 38535714), (3, 25690476), (4, 19267857), (6, 12845238), (7, 11010204), (9, 8563492), (12, 6422619), (14, 5505102), (18, 4281746), (21, 3670068), (28, 2752551), (36, 2140873), (42, 1835034), (63, 1223356), (84, 917517), (126, 611678), (252, 305839)]