3958994

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 32

約数和(自身を含む): 6940080

約数和(自身を除く): 2981086

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 169, 221, 338, 442, 689, 901, 1378, 1802, 2197, 2873, 4394, 5746, 8957, 11713, 17914, 23426, 37349, 74698, 116441, 152269, 232882, 304538, 1979497, 3958994]

約数ペア:

[(1, 3958994), (2, 1979497), (13, 304538), (17, 232882), (26, 152269), (34, 116441), (53, 74698), (106, 37349), (169, 23426), (221, 17914), (338, 11713), (442, 8957), (689, 5746), (901, 4394), (1378, 2873), (1802, 2197)]