291219943

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 355829760

約数和(自身を除く): 64609817

約数列:

[1, 7, 29, 47, 131, 203, 233, 329, 917, 1363, 1631, 3799, 6157, 6757, 9541, 10951, 26593, 30523, 43099, 47299, 76657, 178553, 213661, 317579, 885167, 1249871, 1434581, 2223053, 6196169, 10042067, 41602849, 291219943]

約数ペア:

[(1, 291219943), (7, 41602849), (29, 10042067), (47, 6196169), (131, 2223053), (203, 1434581), (233, 1249871), (329, 885167), (917, 317579), (1363, 213661), (1631, 178553), (3799, 76657), (6157, 47299), (6757, 43099), (9541, 30523), (10951, 26593)]