2815407

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 5091840

約数和(自身を除く): 2276433

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 67, 69, 87, 161, 201, 203, 207, 261, 469, 483, 603, 609, 667, 1407, 1449, 1541, 1827, 1943, 2001, 4221, 4623, 4669, 5829, 6003, 10787, 13601, 13869, 14007, 17487, 32361, 40803, 42021, 44689, 97083, 122409, 134067, 312823, 402201, 938469, 2815407]

約数ペア:

[(1, 2815407), (3, 938469), (7, 402201), (9, 312823), (21, 134067), (23, 122409), (29, 97083), (63, 44689), (67, 42021), (69, 40803), (87, 32361), (161, 17487), (201, 14007), (203, 13869), (207, 13601), (261, 10787), (469, 6003), (483, 5829), (603, 4669), (609, 4623), (667, 4221), (1407, 2001), (1449, 1943), (1541, 1827)]