72391748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6661}}^1$

素因数の和:6708

約数の個数: 48

約数和(自身を含む): 156690240

約数和(自身を除く): 84298492

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 6661, 10868, 13322, 26644, 73271, 86593, 126559, 146542, 173186, 253118, 293084, 346372, 506236, 952523, 1392149, 1645267, 1905046, 2784298, 3290534, 3810092, 5568596, 6581068, 18097937, 36195874, 72391748]

約数ペア:

[(1, 72391748), (2, 36195874), (4, 18097937), (11, 6581068), (13, 5568596), (19, 3810092), (22, 3290534), (26, 2784298), (38, 1905046), (44, 1645267), (52, 1392149), (76, 952523), (143, 506236), (209, 346372), (247, 293084), (286, 253118), (418, 173186), (494, 146542), (572, 126559), (836, 86593), (988, 73271), (2717, 26644), (5434, 13322), (6661, 10868)]