8987517

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 60

約数和(自身を含む): 16994208

約数和(自身を除く): 8006691

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 121, 131, 189, 231, 297, 363, 393, 567, 693, 847, 891, 917, 1089, 1179, 1441, 2079, 2541, 2751, 3267, 3537, 4323, 6237, 7623, 8253, 9801, 10087, 10611, 12969, 15851, 22869, 24759, 30261, 38907, 47553, 68607, 74277, 90783, 110957, 116721, 142659, 272349, 332871, 427977, 817047, 998613, 1283931, 2995839, 8987517]

約数ペア:

[(1, 8987517), (3, 2995839), (7, 1283931), (9, 998613), (11, 817047), (21, 427977), (27, 332871), (33, 272349), (63, 142659), (77, 116721), (81, 110957), (99, 90783), (121, 74277), (131, 68607), (189, 47553), (231, 38907), (297, 30261), (363, 24759), (393, 22869), (567, 15851), (693, 12969), (847, 10611), (891, 10087), (917, 9801), (1089, 8253), (1179, 7623), (1441, 6237), (2079, 4323), (2541, 3537), (2751, 3267)]