1297780036

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{70979}}^1$

素因数の和:71643

約数の個数: 24

約数和(自身を含む): 2599571520

約数和(自身を除く): 1301791484

約数列:

[1, 2, 4, 7, 14, 28, 653, 1306, 2612, 4571, 9142, 18284, 70979, 141958, 283916, 496853, 993706, 1987412, 46349287, 92698574, 185397148, 324445009, 648890018, 1297780036]

約数ペア:

[(1, 1297780036), (2, 648890018), (4, 324445009), (7, 185397148), (14, 92698574), (28, 46349287), (653, 1987412), (1306, 993706), (2612, 496853), (4571, 283916), (9142, 141958), (18284, 70979)]