4998567

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 8110080

約数和(自身を除く): 3111513

約数列:

[1, 3, 7, 21, 23, 69, 79, 131, 161, 237, 393, 483, 553, 917, 1659, 1817, 2751, 3013, 5451, 9039, 10349, 12719, 21091, 31047, 38157, 63273, 72443, 217329, 238027, 714081, 1666189, 4998567]

約数ペア:

[(1, 4998567), (3, 1666189), (7, 714081), (21, 238027), (23, 217329), (69, 72443), (79, 63273), (131, 38157), (161, 31047), (237, 21091), (393, 12719), (483, 10349), (553, 9039), (917, 5451), (1659, 3013), (1817, 2751)]