261097407

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{55049}}^1$

素因数の和:55103

約数の個数: 24

約数和(自身を含む): 412214400

約数和(自身を除く): 151116993

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 55049, 165147, 495441, 935833, 1706519, 2807499, 5119557, 8422497, 15358671, 29010823, 87032469, 261097407]

約数ペア:

[(1, 261097407), (3, 87032469), (9, 29010823), (17, 15358671), (31, 8422497), (51, 5119557), (93, 2807499), (153, 1706519), (279, 935833), (527, 495441), (1581, 165147), (4743, 55049)]