13271349

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 21982464

約数和(自身を除く): 8711115

約数列:

[1, 3, 7, 13, 21, 39, 91, 173, 273, 281, 519, 843, 1211, 1967, 2249, 3633, 3653, 5901, 6747, 10959, 15743, 25571, 47229, 48613, 76713, 145839, 340291, 631969, 1020873, 1895907, 4423783, 13271349]

約数ペア:

[(1, 13271349), (3, 4423783), (7, 1895907), (13, 1020873), (21, 631969), (39, 340291), (91, 145839), (173, 76713), (273, 48613), (281, 47229), (519, 25571), (843, 15743), (1211, 10959), (1967, 6747), (2249, 5901), (3633, 3653)]