12920239969

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1\times {\mathrm{2389}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 16090780160

約数和(自身を除く): 3170540191

約数列:

[1, 7, 13, 91, 103, 577, 721, 1339, 2389, 4039, 7501, 9373, 16723, 31057, 52507, 59431, 217399, 246067, 416017, 772603, 1378453, 1722469, 3198871, 5408221, 9649171, 17919889, 22392097, 125439223, 141980659, 993864613, 1845748567, 12920239969]

約数ペア:

[(1, 12920239969), (7, 1845748567), (13, 993864613), (91, 141980659), (103, 125439223), (577, 22392097), (721, 17919889), (1339, 9649171), (2389, 5408221), (4039, 3198871), (7501, 1722469), (9373, 1378453), (16723, 772603), (31057, 416017), (52507, 246067), (59431, 217399)]