158713821

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1979}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 280051200

約数和(自身を除く): 121337379

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 133, 171, 201, 399, 469, 603, 1197, 1273, 1407, 1979, 3819, 4221, 5937, 8911, 11457, 13853, 17811, 26733, 37601, 41559, 80199, 112803, 124677, 132593, 263207, 338409, 397779, 789621, 928151, 1193337, 2368863, 2519267, 2784453, 7557801, 8353359, 17634869, 22673403, 52904607, 158713821]

約数ペア:

[(1, 158713821), (3, 52904607), (7, 22673403), (9, 17634869), (19, 8353359), (21, 7557801), (57, 2784453), (63, 2519267), (67, 2368863), (133, 1193337), (171, 928151), (201, 789621), (399, 397779), (469, 338409), (603, 263207), (1197, 132593), (1273, 124677), (1407, 112803), (1979, 80199), (3819, 41559), (4221, 37601), (5937, 26733), (8911, 17811), (11457, 13853)]