1290991806

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5517059}}^1$

素因数の和:5517080

約数の個数: 24

約数和(自身を含む): 3012314760

約数和(自身を除く): 1721322954

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 5517059, 11034118, 16551177, 33102354, 49653531, 71721767, 99307062, 143443534, 215165301, 430330602, 645495903, 1290991806]

約数ペア:

[(1, 1290991806), (2, 645495903), (3, 430330602), (6, 215165301), (9, 143443534), (13, 99307062), (18, 71721767), (26, 49653531), (39, 33102354), (78, 16551177), (117, 11034118), (234, 5517059)]