86658299

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 118056960

約数和(自身を除く): 31398661

約数列:

[1, 7, 13, 17, 31, 91, 119, 139, 169, 217, 221, 403, 527, 973, 1183, 1547, 1807, 2363, 2821, 2873, 3689, 4309, 5239, 6851, 12649, 16541, 20111, 23491, 30163, 30719, 36673, 47957, 56017, 73253, 89063, 164437, 215033, 392119, 399347, 512771, 623441, 728221, 952289, 2795429, 5097547, 6666023, 12379757, 86658299]

約数ペア:

[(1, 86658299), (7, 12379757), (13, 6666023), (17, 5097547), (31, 2795429), (91, 952289), (119, 728221), (139, 623441), (169, 512771), (217, 399347), (221, 392119), (403, 215033), (527, 164437), (973, 89063), (1183, 73253), (1547, 56017), (1807, 47957), (2363, 36673), (2821, 30719), (2873, 30163), (3689, 23491), (4309, 20111), (5239, 16541), (6851, 12649)]