2912478639

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1\times {\mathrm{991}}^1$

素因数の和:1751

約数の個数: 32

約数和(自身を含む): 4466380800

約数和(自身を除く): 1553902161

約数列:

[1, 3, 7, 21, 349, 401, 991, 1047, 1203, 2443, 2807, 2973, 6937, 7329, 8421, 20811, 139949, 345859, 397391, 419847, 979643, 1037577, 1192173, 2421013, 2781737, 2938929, 7263039, 8345211, 138689459, 416068377, 970826213, 2912478639]

約数ペア:

[(1, 2912478639), (3, 970826213), (7, 416068377), (21, 138689459), (349, 8345211), (401, 7263039), (991, 2938929), (1047, 2781737), (1203, 2421013), (2443, 1192173), (2807, 1037577), (2973, 979643), (6937, 419847), (7329, 397391), (8421, 345859), (20811, 139949)]