289320849

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{683}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 444873600

約数和(自身を除く): 155552751

約数列:

[1, 3, 9, 27, 29, 87, 261, 541, 683, 783, 1623, 2049, 4869, 6147, 14607, 15689, 18441, 19807, 47067, 59421, 141201, 178263, 369503, 423603, 534789, 1108509, 3325527, 9976581, 10715587, 32146761, 96440283, 289320849]

約数ペア:

[(1, 289320849), (3, 96440283), (9, 32146761), (27, 10715587), (29, 9976581), (87, 3325527), (261, 1108509), (541, 534789), (683, 423603), (783, 369503), (1623, 178263), (2049, 141201), (4869, 59421), (6147, 47067), (14607, 19807), (15689, 18441)]