51663591

素因数分解:

$3^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:820

約数の個数: 36

約数和(自身を含む): 87402432

約数和(自身を除く): 35738841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 193, 441, 579, 607, 1351, 1737, 1821, 4053, 4249, 5463, 9457, 12159, 12747, 28371, 29743, 38241, 85113, 89229, 117151, 267687, 351453, 820057, 1054359, 2460171, 5740399, 7380513, 17221197, 51663591]

約数ペア:

[(1, 51663591), (3, 17221197), (7, 7380513), (9, 5740399), (21, 2460171), (49, 1054359), (63, 820057), (147, 351453), (193, 267687), (441, 117151), (579, 89229), (607, 85113), (1351, 38241), (1737, 29743), (1821, 28371), (4053, 12747), (4249, 12159), (5463, 9457)]