2126655

素因数分解:

$3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 40

約数和(自身を含む): 3920400

約数和(自身を除く): 1793745

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 89, 135, 177, 267, 295, 405, 445, 531, 801, 885, 1335, 1593, 2403, 2655, 4005, 4779, 5251, 7209, 7965, 12015, 15753, 23895, 26255, 36045, 47259, 78765, 141777, 236295, 425331, 708885, 2126655]

約数ペア:

[(1, 2126655), (3, 708885), (5, 425331), (9, 236295), (15, 141777), (27, 78765), (45, 47259), (59, 36045), (81, 26255), (89, 23895), (135, 15753), (177, 12015), (267, 7965), (295, 7209), (405, 5251), (445, 4779), (531, 4005), (801, 2655), (885, 2403), (1335, 1593)]