42031318

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 76334400

約数和(自身を除く): 34303082

約数列:

[1, 2, 7, 14, 49, 61, 79, 89, 98, 122, 158, 178, 427, 553, 623, 854, 1106, 1246, 2989, 3871, 4361, 4819, 5429, 5978, 7031, 7742, 8722, 9638, 10858, 14062, 33733, 38003, 49217, 67466, 76006, 98434, 236131, 266021, 344519, 428891, 472262, 532042, 689038, 857782, 3002237, 6004474, 21015659, 42031318]

約数ペア:

[(1, 42031318), (2, 21015659), (7, 6004474), (14, 3002237), (49, 857782), (61, 689038), (79, 532042), (89, 472262), (98, 428891), (122, 344519), (158, 266021), (178, 236131), (427, 98434), (553, 76006), (623, 67466), (854, 49217), (1106, 38003), (1246, 33733), (2989, 14062), (3871, 10858), (4361, 9638), (4819, 8722), (5429, 7742), (5978, 7031)]