121389723

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1439}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 218050560

約数和(自身を除く): 96660837

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 103, 117, 273, 309, 721, 819, 927, 1339, 1439, 2163, 4017, 4317, 6489, 9373, 10073, 12051, 12951, 18707, 28119, 30219, 56121, 84357, 90657, 130949, 148217, 168363, 392847, 444651, 1037519, 1178541, 1333953, 1926821, 3112557, 5780463, 9337671, 13487747, 17341389, 40463241, 121389723]

約数ペア:

[(1, 121389723), (3, 40463241), (7, 17341389), (9, 13487747), (13, 9337671), (21, 5780463), (39, 3112557), (63, 1926821), (91, 1333953), (103, 1178541), (117, 1037519), (273, 444651), (309, 392847), (721, 168363), (819, 148217), (927, 130949), (1339, 90657), (1439, 84357), (2163, 56121), (4017, 30219), (4317, 28119), (6489, 18707), (9373, 12951), (10073, 12051)]