47903997

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 69621120

約数和(自身を除く): 21717123

約数列:

[1, 3, 19, 53, 57, 101, 157, 159, 303, 471, 1007, 1919, 2983, 3021, 5353, 5757, 8321, 8949, 15857, 16059, 24963, 47571, 101707, 158099, 301283, 305121, 474297, 840421, 903849, 2521263, 15967999, 47903997]

約数ペア:

[(1, 47903997), (3, 15967999), (19, 2521263), (53, 903849), (57, 840421), (101, 474297), (157, 305121), (159, 301283), (303, 158099), (471, 101707), (1007, 47571), (1919, 24963), (2983, 16059), (3021, 15857), (5353, 8949), (5757, 8321)]