17287473

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 28503040

約数和(自身を除く): 11215567

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 1171, 2109, 3513, 4921, 8197, 14763, 22249, 24591, 43327, 66747, 129981, 155743, 303289, 467229, 823213, 909867, 2469639, 5762491, 17287473]

約数ペア:

[(1, 17287473), (3, 5762491), (7, 2469639), (19, 909867), (21, 823213), (37, 467229), (57, 303289), (111, 155743), (133, 129981), (259, 66747), (399, 43327), (703, 24591), (777, 22249), (1171, 14763), (2109, 8197), (3513, 4921)]