51102723

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 82493440

約数和(自身を除く): 31390717

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 399, 607, 633, 1477, 1821, 4009, 4249, 4431, 11533, 12027, 12747, 28063, 34599, 80731, 84189, 128077, 242193, 384231, 896539, 2433463, 2689617, 7300389, 17034241, 51102723]

約数ペア:

[(1, 51102723), (3, 17034241), (7, 7300389), (19, 2689617), (21, 2433463), (57, 896539), (133, 384231), (211, 242193), (399, 128077), (607, 84189), (633, 80731), (1477, 34599), (1821, 28063), (4009, 12747), (4249, 12027), (4431, 11533)]