1208895987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{6961}}^1$

素因数の和:7111

約数の個数: 32

約数和(自身を含む): 1788732736

約数和(自身を除く): 579836749

約数列:

[1, 3, 13, 39, 61, 73, 183, 219, 793, 949, 2379, 2847, 4453, 6961, 13359, 20883, 57889, 90493, 173667, 271479, 424621, 508153, 1273863, 1524459, 5520073, 6605989, 16560219, 19817967, 30997333, 92991999, 402965329, 1208895987]

約数ペア:

[(1, 1208895987), (3, 402965329), (13, 92991999), (39, 30997333), (61, 19817967), (73, 16560219), (183, 6605989), (219, 5520073), (793, 1524459), (949, 1273863), (2379, 508153), (2847, 424621), (4453, 271479), (6961, 173667), (13359, 90493), (20883, 57889)]