42987917

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 55148544

約数和(自身を除く): 12160627

約数列:

[1, 7, 17, 31, 43, 119, 217, 271, 301, 527, 731, 1333, 1897, 3689, 4607, 5117, 8401, 9331, 11653, 22661, 32249, 58807, 81571, 142817, 158627, 198101, 361243, 999719, 1386707, 2528701, 6141131, 42987917]

約数ペア:

[(1, 42987917), (7, 6141131), (17, 2528701), (31, 1386707), (43, 999719), (119, 361243), (217, 198101), (271, 158627), (301, 142817), (527, 81571), (731, 58807), (1333, 32249), (1897, 22661), (3689, 11653), (4607, 9331), (5117, 8401)]