72978059

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 97168896

約数和(自身を除く): 24190837

約数列:

[1, 7, 11, 17, 77, 119, 187, 197, 283, 1309, 1379, 1981, 2167, 3113, 3349, 4811, 15169, 21791, 23443, 33677, 36839, 52921, 55751, 257873, 370447, 390257, 613261, 947767, 4292827, 6634369, 10425437, 72978059]

約数ペア:

[(1, 72978059), (7, 10425437), (11, 6634369), (17, 4292827), (77, 947767), (119, 613261), (187, 390257), (197, 370447), (283, 257873), (1309, 55751), (1379, 52921), (1981, 36839), (2167, 33677), (3113, 23443), (3349, 21791), (4811, 15169)]