2003037981

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{1801}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 3080641536

約数和(自身を除く): 1077603555

約数列:

[1, 3, 7, 21, 211, 251, 633, 753, 1477, 1757, 1801, 4431, 5271, 5403, 12607, 37821, 52961, 158883, 370727, 380011, 452051, 1112181, 1140033, 1356153, 2660077, 3164357, 7980231, 9493071, 95382761, 286148283, 667679327, 2003037981]

約数ペア:

[(1, 2003037981), (3, 667679327), (7, 286148283), (21, 95382761), (211, 9493071), (251, 7980231), (633, 3164357), (753, 2660077), (1477, 1356153), (1757, 1140033), (1801, 1112181), (4431, 452051), (5271, 380011), (5403, 370727), (12607, 158883), (37821, 52961)]