199606503

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 287630784

約数和(自身を除く): 88024281

約数列:

[1, 3, 17, 51, 97, 157, 257, 291, 471, 771, 1649, 2669, 4369, 4947, 8007, 13107, 15229, 24929, 40349, 45687, 74787, 121047, 258893, 423793, 685933, 776679, 1271379, 2057799, 3913853, 11741559, 66535501, 199606503]

約数ペア:

[(1, 199606503), (3, 66535501), (17, 11741559), (51, 3913853), (97, 2057799), (157, 1271379), (257, 776679), (291, 685933), (471, 423793), (771, 258893), (1649, 121047), (2669, 74787), (4369, 45687), (4947, 40349), (8007, 24929), (13107, 15229)]