72619197

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4919}}^1$

素因数の和:4985

約数の個数: 32

約数和(自身を含む): 119654400

約数和(自身を除く): 47035203

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4919, 4921, 14757, 14763, 34433, 93461, 103299, 182003, 280383, 546009, 654227, 1274021, 1962681, 3458057, 3822063, 10374171, 24206399, 72619197]

約数ペア:

[(1, 72619197), (3, 24206399), (7, 10374171), (19, 3822063), (21, 3458057), (37, 1962681), (57, 1274021), (111, 654227), (133, 546009), (259, 280383), (399, 182003), (703, 103299), (777, 93461), (2109, 34433), (4919, 14763), (4921, 14757)]