28415844

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^2\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 54

約数和(自身を含む): 73470306

約数和(自身を除く): 45054462

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 281, 318, 477, 562, 636, 843, 954, 1124, 1686, 1908, 2529, 2809, 3372, 5058, 5618, 8427, 10116, 11236, 14893, 16854, 25281, 29786, 33708, 44679, 50562, 59572, 89358, 101124, 134037, 178716, 268074, 536148, 789329, 1578658, 2367987, 3157316, 4735974, 7103961, 9471948, 14207922, 28415844]

約数ペア:

[(1, 28415844), (2, 14207922), (3, 9471948), (4, 7103961), (6, 4735974), (9, 3157316), (12, 2367987), (18, 1578658), (36, 789329), (53, 536148), (106, 268074), (159, 178716), (212, 134037), (281, 101124), (318, 89358), (477, 59572), (562, 50562), (636, 44679), (843, 33708), (954, 29786), (1124, 25281), (1686, 16854), (1908, 14893), (2529, 11236), (2809, 10116), (3372, 8427), (5058, 5618)]