86994908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21727}}^1$

素因数の和:21762

約数の個数: 48

約数和(自身を含む): 204417024

約数和(自身を除く): 117422116

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 21727, 43454, 86908, 152089, 238997, 282451, 304178, 477994, 564902, 608356, 955988, 1129804, 1672979, 1977157, 3106961, 3345958, 3954314, 6213922, 6691916, 7908628, 12427844, 21748727, 43497454, 86994908]

約数ペア:

[(1, 86994908), (2, 43497454), (4, 21748727), (7, 12427844), (11, 7908628), (13, 6691916), (14, 6213922), (22, 3954314), (26, 3345958), (28, 3106961), (44, 1977157), (52, 1672979), (77, 1129804), (91, 955988), (143, 608356), (154, 564902), (182, 477994), (286, 304178), (308, 282451), (364, 238997), (572, 152089), (1001, 86908), (2002, 43454), (4004, 21727)]