73181990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149351}}^1$

素因数の和:149372

約数の個数: 24

約数和(自身を含む): 153235152

約数和(自身を除く): 80053162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 149351, 298702, 746755, 1045457, 1493510, 2090914, 5227285, 7318199, 10454570, 14636398, 36590995, 73181990]

約数ペア:

[(1, 73181990), (2, 36590995), (5, 14636398), (7, 10454570), (10, 7318199), (14, 5227285), (35, 2090914), (49, 1493510), (70, 1045457), (98, 746755), (245, 298702), (490, 149351)]