202138804

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 410941440

約数和(自身を除く): 208802636

約数列:

[1, 2, 4, 7, 14, 28, 139, 167, 278, 311, 334, 556, 622, 668, 973, 1169, 1244, 1946, 2177, 2338, 3892, 4354, 4676, 8708, 23213, 43229, 46426, 51937, 86458, 92852, 103874, 162491, 172916, 207748, 302603, 324982, 363559, 605206, 649964, 727118, 1210412, 1454236, 7219243, 14438486, 28876972, 50534701, 101069402, 202138804]

約数ペア:

[(1, 202138804), (2, 101069402), (4, 50534701), (7, 28876972), (14, 14438486), (28, 7219243), (139, 1454236), (167, 1210412), (278, 727118), (311, 649964), (334, 605206), (556, 363559), (622, 324982), (668, 302603), (973, 207748), (1169, 172916), (1244, 162491), (1946, 103874), (2177, 92852), (2338, 86458), (3892, 51937), (4354, 46426), (4676, 43229), (8708, 23213)]