40249419

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 66223872

約数和(自身を除く): 25974453

約数列:

[1, 3, 7, 21, 29, 43, 53, 87, 129, 159, 203, 301, 371, 609, 841, 903, 1113, 1247, 1537, 2279, 2523, 3741, 4611, 5887, 6837, 8729, 10759, 15953, 17661, 26187, 32277, 36163, 44573, 47859, 66091, 108489, 133719, 198273, 253141, 312011, 462637, 759423, 936033, 1387911, 1916639, 5749917, 13416473, 40249419]

約数ペア:

[(1, 40249419), (3, 13416473), (7, 5749917), (21, 1916639), (29, 1387911), (43, 936033), (53, 759423), (87, 462637), (129, 312011), (159, 253141), (203, 198273), (301, 133719), (371, 108489), (609, 66091), (841, 47859), (903, 44573), (1113, 36163), (1247, 32277), (1537, 26187), (2279, 17661), (2523, 15953), (3741, 10759), (4611, 8729), (5887, 6837)]