81222390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{902471}}^1$

素因数の和:902484

約数の個数: 24

約数和(自身を含む): 211178448

約数和(自身を除く): 129956058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 902471, 1804942, 2707413, 4512355, 5414826, 8122239, 9024710, 13537065, 16244478, 27074130, 40611195, 81222390]

約数ペア:

[(1, 81222390), (2, 40611195), (3, 27074130), (5, 16244478), (6, 13537065), (9, 9024710), (10, 8122239), (15, 5414826), (18, 4512355), (30, 2707413), (45, 1804942), (90, 902471)]