91987515

素因数分解:

$3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2851}}^1$

素因数の和:3104

約数の個数: 32

約数和(自身を含む): 164275200

約数和(自身を除く): 72287685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 239, 717, 1195, 2151, 2851, 3585, 6453, 8553, 10755, 14255, 25659, 32265, 42765, 76977, 128295, 384885, 681389, 2044167, 3406945, 6132501, 10220835, 18397503, 30662505, 91987515]

約数ペア:

[(1, 91987515), (3, 30662505), (5, 18397503), (9, 10220835), (15, 6132501), (27, 3406945), (45, 2044167), (135, 681389), (239, 384885), (717, 128295), (1195, 76977), (2151, 42765), (2851, 32265), (3585, 25659), (6453, 14255), (8553, 10755)]