13670405

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 20117760

約数和(自身を除く): 6447355

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 337, 427, 665, 1159, 1685, 2135, 2359, 5795, 6403, 8113, 11795, 20557, 32015, 40565, 44821, 102785, 143899, 224105, 390583, 719495, 1952915, 2734081, 13670405]

約数ペア:

[(1, 13670405), (5, 2734081), (7, 1952915), (19, 719495), (35, 390583), (61, 224105), (95, 143899), (133, 102785), (305, 44821), (337, 40565), (427, 32015), (665, 20557), (1159, 11795), (1685, 8113), (2135, 6403), (2359, 5795)]