1291692779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{7993}}^1$

素因数の和:8438

約数の個数: 16

約数和(自身を含む): 1439687424

約数和(自身を除く): 147994645

約数列:

[1, 13, 31, 401, 403, 5213, 7993, 12431, 103909, 161603, 247783, 3205193, 3221179, 41667509, 99360983, 1291692779]

約数ペア:

[(1, 1291692779), (13, 99360983), (31, 41667509), (401, 3221179), (403, 3205193), (5213, 247783), (7993, 161603), (12431, 103909)]