1289448

素因数分解:

$2^3\times 3^2\times {\mathrm{17909}}^1$

素因数の和:17921

約数の個数: 24

約数和(自身を含む): 3492450

約数和(自身を除く): 2203002

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 17909, 35818, 53727, 71636, 107454, 143272, 161181, 214908, 322362, 429816, 644724, 1289448]

約数ペア:

[(1, 1289448), (2, 644724), (3, 429816), (4, 322362), (6, 214908), (8, 161181), (9, 143272), (12, 107454), (18, 71636), (24, 53727), (36, 35818), (72, 17909)]