2175628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 4829440

約数和(自身を除く): 2653812

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 139, 172, 182, 278, 301, 364, 556, 559, 602, 973, 1118, 1204, 1807, 1946, 2236, 3614, 3892, 3913, 5977, 7228, 7826, 11954, 12649, 15652, 23908, 25298, 41839, 50596, 77701, 83678, 155402, 167356, 310804, 543907, 1087814, 2175628]

約数ペア:

[(1, 2175628), (2, 1087814), (4, 543907), (7, 310804), (13, 167356), (14, 155402), (26, 83678), (28, 77701), (43, 50596), (52, 41839), (86, 25298), (91, 23908), (139, 15652), (172, 12649), (182, 11954), (278, 7826), (301, 7228), (364, 5977), (556, 3913), (559, 3892), (602, 3614), (973, 2236), (1118, 1946), (1204, 1807)]