42661983

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 73299968

約数和(自身を除く): 30637985

約数列:

[1, 3, 7, 13, 21, 31, 39, 71, 91, 93, 213, 217, 273, 403, 497, 651, 923, 1209, 1491, 2201, 2769, 2821, 5041, 6461, 6603, 8463, 15123, 15407, 19383, 28613, 35287, 46221, 65533, 85839, 105861, 156271, 196599, 200291, 458731, 468813, 600873, 1093897, 1376193, 2031523, 3281691, 6094569, 14220661, 42661983]

約数ペア:

[(1, 42661983), (3, 14220661), (7, 6094569), (13, 3281691), (21, 2031523), (31, 1376193), (39, 1093897), (71, 600873), (91, 468813), (93, 458731), (213, 200291), (217, 196599), (273, 156271), (403, 105861), (497, 85839), (651, 65533), (923, 46221), (1209, 35287), (1491, 28613), (2201, 19383), (2769, 15407), (2821, 15123), (5041, 8463), (6461, 6603)]