42947355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 80994816

約数和(自身を除く): 38047461

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 61, 85, 165, 183, 187, 251, 255, 305, 561, 671, 753, 915, 935, 1037, 1255, 2013, 2761, 2805, 3111, 3355, 3765, 4267, 5185, 8283, 10065, 11407, 12801, 13805, 15311, 15555, 21335, 34221, 41415, 45933, 46937, 57035, 64005, 76555, 140811, 168421, 171105, 229665, 234685, 260287, 505263, 704055, 780861, 842105, 1301435, 2526315, 2863157, 3904305, 8589471, 14315785, 42947355]

約数ペア:

[(1, 42947355), (3, 14315785), (5, 8589471), (11, 3904305), (15, 2863157), (17, 2526315), (33, 1301435), (51, 842105), (55, 780861), (61, 704055), (85, 505263), (165, 260287), (183, 234685), (187, 229665), (251, 171105), (255, 168421), (305, 140811), (561, 76555), (671, 64005), (753, 57035), (915, 46937), (935, 45933), (1037, 41415), (1255, 34221), (2013, 21335), (2761, 15555), (2805, 15311), (3111, 13805), (3355, 12801), (3765, 11407), (4267, 10065), (5185, 8283)]