72445471

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 87333120

約数和(自身を除く): 14887649

約数列:

[1, 7, 47, 49, 83, 329, 379, 581, 2303, 2653, 3901, 4067, 17813, 18571, 27307, 31457, 124691, 191149, 220199, 872837, 1478479, 1541393, 10349353, 72445471]

約数ペア:

[(1, 72445471), (7, 10349353), (47, 1541393), (49, 1478479), (83, 872837), (329, 220199), (379, 191149), (581, 124691), (2303, 31457), (2653, 27307), (3901, 18571), (4067, 17813)]