417131519

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 515496960

約数和(自身を除く): 98365441

約数列:

[1, 7, 23, 43, 89, 161, 301, 623, 677, 989, 2047, 3827, 4739, 6923, 14329, 15571, 26789, 29111, 60253, 88021, 108997, 203777, 421771, 616147, 669553, 1385819, 2590879, 4686871, 9700733, 18136153, 59590217, 417131519]

約数ペア:

[(1, 417131519), (7, 59590217), (23, 18136153), (43, 9700733), (89, 4686871), (161, 2590879), (301, 1385819), (623, 669553), (677, 616147), (989, 421771), (2047, 203777), (3827, 108997), (4739, 88021), (6923, 60253), (14329, 29111), (15571, 26789)]