78131079

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{107}}^1$

素因数の和:284

約数の個数: 36

約数和(自身を含む): 124245576

約数和(自身を除く): 46114497

約数列:

[1, 3, 9, 13, 39, 79, 107, 117, 237, 321, 711, 963, 1027, 1391, 3081, 4173, 6241, 8453, 9243, 12519, 18723, 25359, 56169, 76077, 81133, 109889, 243399, 329667, 667787, 730197, 989001, 2003361, 6010083, 8681231, 26043693, 78131079]

約数ペア:

[(1, 78131079), (3, 26043693), (9, 8681231), (13, 6010083), (39, 2003361), (79, 989001), (107, 730197), (117, 667787), (237, 329667), (321, 243399), (711, 109889), (963, 81133), (1027, 76077), (1391, 56169), (3081, 25359), (4173, 18723), (6241, 12519), (8453, 9243)]