287942787

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5519}}^1$

素因数の和:5584

約数の個数: 48

約数和(自身を含む): 496005120

約数和(自身を除く): 208062333

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 93, 99, 153, 187, 279, 341, 527, 561, 1023, 1581, 1683, 3069, 4743, 5519, 5797, 16557, 17391, 49671, 52173, 60709, 93823, 171089, 182127, 281469, 513267, 546381, 844407, 1032053, 1539801, 1881979, 2908513, 3096159, 5645937, 8725539, 9288477, 16937811, 26176617, 31993643, 95980929, 287942787]

約数ペア:

[(1, 287942787), (3, 95980929), (9, 31993643), (11, 26176617), (17, 16937811), (31, 9288477), (33, 8725539), (51, 5645937), (93, 3096159), (99, 2908513), (153, 1881979), (187, 1539801), (279, 1032053), (341, 844407), (527, 546381), (561, 513267), (1023, 281469), (1581, 182127), (1683, 171089), (3069, 93823), (4743, 60709), (5519, 52173), (5797, 49671), (16557, 17391)]