287229213

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{559901}}^1$

素因数の和:559929

約数の個数: 16

約数和(自身を含む): 447921600

約数和(自身を除く): 160692387

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 559901, 1679703, 5039109, 10638119, 15117327, 31914357, 95743071, 287229213]

約数ペア:

[(1, 287229213), (3, 95743071), (9, 31914357), (19, 15117327), (27, 10638119), (57, 5039109), (171, 1679703), (513, 559901)]