8978871

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 13787136

約数和(自身を除く): 4808265

約数列:

[1, 3, 11, 31, 33, 67, 93, 131, 201, 341, 393, 737, 1023, 1441, 2077, 2211, 4061, 4323, 6231, 8777, 12183, 22847, 26331, 44671, 68541, 96547, 134013, 272087, 289641, 816261, 2992957, 8978871]

約数ペア:

[(1, 8978871), (3, 2992957), (11, 816261), (31, 289641), (33, 272087), (67, 134013), (93, 96547), (131, 68541), (201, 44671), (341, 26331), (393, 22847), (737, 12183), (1023, 8777), (1441, 6231), (2077, 4323), (2211, 4061)]