1240398

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{503}}^1$

素因数の和:648

約数の個数: 24

約数和(自身を含む): 2712528

約数和(自身を除く): 1472130

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 503, 822, 1006, 1233, 1509, 2466, 3018, 4527, 9054, 68911, 137822, 206733, 413466, 620199, 1240398]

約数ペア:

[(1, 1240398), (2, 620199), (3, 413466), (6, 206733), (9, 137822), (18, 68911), (137, 9054), (274, 4527), (411, 3018), (503, 2466), (822, 1509), (1006, 1233)]