287130003

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 400896000

約数和(自身を除く): 113765997

約数列:

[1, 3, 47, 79, 141, 149, 173, 237, 447, 519, 3713, 7003, 8131, 11139, 11771, 13667, 21009, 24393, 25777, 35313, 41001, 77331, 553237, 642349, 1211519, 1659711, 1927047, 2036383, 3634557, 6109149, 95710001, 287130003]

約数ペア:

[(1, 287130003), (3, 95710001), (47, 6109149), (79, 3634557), (141, 2036383), (149, 1927047), (173, 1659711), (237, 1211519), (447, 642349), (519, 553237), (3713, 77331), (7003, 41001), (8131, 35313), (11139, 25777), (11771, 24393), (13667, 21009)]