189901915

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4451}}^1$

素因数の和:4539

約数の個数: 32

約数和(自身を含む): 276950016

約数和(自身を除く): 87048101

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 265, 371, 805, 1219, 1855, 4451, 6095, 8533, 22255, 31157, 42665, 102373, 155785, 235903, 511865, 716611, 1179515, 1651321, 3583055, 5425769, 8256605, 27128845, 37980383, 189901915]

約数ペア:

[(1, 189901915), (5, 37980383), (7, 27128845), (23, 8256605), (35, 5425769), (53, 3583055), (115, 1651321), (161, 1179515), (265, 716611), (371, 511865), (805, 235903), (1219, 155785), (1855, 102373), (4451, 42665), (6095, 31157), (8533, 22255)]